Dateline NBC

This episode features a collection of true crime updates and news reports, including the trial of former American Idol contestant Caleb Flynn and the murder trial of Tomas Kosowski. The program also covers legal developments in the Faith Hedgepeth case and a grand jury's no-true bill in the Nolan Wells investigation. Additionally, the episode explores the rise of AI-driven 'sadness bait' scams on social media, where scammers use generative AI to create emotionally manipulative videos designed to defraud consumers through fake charitable pleas.

In this special edition of Talking Dateline, producers Alison Orr and Kim Krowitz investigate the suspicious death of Harold 'Peanut' Allen. The episode explores how a burglary at his widow's home led to the discovery of a murder plot involving Marsha Allen and her daughter, utilizing evidence from 'cat cams' and thousands of text messages. The discussion also reflects on the aftermath of the case, including the impact of Marcia's suicide on the family and the lack of legal closure. The episode concludes with a social media Q&A session discussing listener comments on small-town life and high school reunions.

In this episode of Dateline, titled 'The Man Who Loved Christmas,' investigators look into the suspicious death of Harold 'Peanut' Allen and a subsequent burglary at his home. The investigation uncovers a dark conspiracy involving his widow, Marsha, and her daughter, Ashley. Through digital forensics and recovered text messages, detectives uncover evidence of an insurance scam and a pattern of poisoning using ethylene glycol. The case reveals how greed led to the deaths of two husbands, resulting in Ashley's arrest for murder and Marsha's eventual suicide.

This episode of The Drink features an interview with actor, writer, and producer Brendan Hunt, known for his role as Coach Beard in Ted Lasso. Host Kate Snow explores Hunt's personal journey, covering his upbringing, his background in improv comedy, and the pivotal Hollywood rejection that led to the co-creation of Ted Lasso. The episode also includes a special preview of Lester Holt's new podcast, Before and After, featuring an interview with actor Jeremy Renner. Renner discusses his near-death experience after being run over by a snowplow, sharing intimate details about his physical condition, his feelings of loneliness during the accident, and the profound spiritual perspective gained from the event.

Este episódio do Dateline True Crime Weekly explora casos criminais de grande repercussão, detalhando a investigação contra Joshua Hunsucker pelo envenenamento de sua esposa e o caso de Aliza Sherman, envolvendo a prisão recente de seu advogado. Acompanhe também atualizações sobre o julgamento de Gregory Moore, o pedido de absolvição de Lindsay Clancy e processos civis por tráfico humano contra o cantor David. Por fim, discutimos as complexas investigações marítimas da Coast Guard e os desafios de coletar evidências em crimes ocorridos em embarcações.

A Dateline investigation into the mysterious death of Diane Kine in Florida, where both her husband Bill and son Kevin are suspects. The narrative details the family background, the discovery of the crime scene, and the conflicting 911 calls and statements provided by the two men. The investigation explores the battle of competing narratives involving DNA evidence and physical traces. Following an initial murder conviction, a retrial led to Kevin's acquittal due to reasonable doubt, leaving the true identity of Diane Kine's killer an unresolved mystery.

This episode features a collection of promotional trailers and harrowing first-hand accounts from survivors, emergency responders, and reporters during the September 11 attacks. Witnesses recount the terrifying moments of the towers' collapse, the chaos of the immediate aftermath, and the profound lasting trauma and survivor's guilt experienced by those on the ground. The episode also includes various promotional segments for NBC News election coverage, the 'In the Dark' series, and the new season of The Voice.

In this premiere episode of Before and After with Lester Holt, the host sits down with former quarterback Colin Kaepernick to reflect on the ten-year anniversary of his decision to take a knee during the national anthem. The conversation explores the motivations behind the protests, specifically addressing systemic oppression and police violence, as well as the personal toll of the movement. Kaepernick discusses the historical context of his actions, citing figures like Rosa Parks and Martin Luther King Jr., while recounting the intense backlash he faced, including death threats and physical hostility in various cities. The episode provides a look into the cost of activism and the reality of navigating life under intense public scrutiny.

This episode of Dateline True Crime Weekly covers the dramatic conclusion of the Lindsay Clancy trial, which resulted in a mistrial after a deadlocked jury. The report details the courtroom tension and the emotional impact on the community. The episode also provides several true crime updates, including the investigation into the murder of Anna Kepner on a cruise ship and legal developments in the Barry Morphew hit-and-run case. Additionally, the program explores the legal complexities of the insanity defense, detailing the M'Naghten test, the burden of proof, and why successful insanity pleas are rare.

Blaine Alexander and Andrea Canning discuss a Dateline episode titled 'The Grudge,' which details the tragic shooting of Judge Salas's son, Daniel, by a man motivated by resentment. The conversation covers the investigation into the perpetrator, the discovery of a hit list, and the profound impact of the tragedy on the judge's family. The hosts also reflect on an interview with Judge Salas regarding her personal loss, her advocacy for protecting judicial information, and her mission through Danny's Pantry. The episode concludes with social media viewer comments and listener questions regarding home security.

This episode details the tragic shooting of Judge Esther Salas, her husband Mark, and their son Daniel in their New Jersey home. As law enforcement investigates potential motives ranging from personal grievances to a targeted attack on a federal judge, investigators uncover a connection between these murders and the death of Mark Angelucci via a similar modus operandi. The investigation eventually identifies the perpetrator as Roy Denhollander, who left behind a 1,500-page manifesto detailing his misogynistic motives and resentment toward Judge Salas. The tragedy ultimately led to the enactment of bipartisan legislation designed to protect judges by restricting access to their personal information.

In this introductory episode for the new Dateline podcast Before and After, host Lester Holt explores the profound aftermath of life-altering events. Through a series of vignettes involving actors, professional athletes, public figures, and ordinary people, the program examines the moments when lives are changed forever by sudden trauma, violence, or injury. The series focuses on the stories that follow the headlines, investigating what it takes for individuals to move on and find meaning after experiencing a nightmare. The episode also serves as a trailer for upcoming programming, including early access details for Dateline premium subscribers and the premiere of the new NBC crime drama Line of Fire.

This episode of Dateline True Crime Weekly covers several high-profile legal cases, beginning with a verdict watch for the Lindsay Clancy murder trial in Massachusetts, focusing on arguments regarding her mental state. The report also details a murder investigation in San Diego involving Yolanda Marodi and provides updates on the guilty verdict for Dwayne Davis in the Tupac Shakur murder case. The episode further explores the legal complexities of international extradition between the United States and foreign nations. An expert discussion covers treaty requirements, the role of capital punishment protections, and the logistics of custody transfers using various high-profile case studies.

In this episode, Dateline's Josh Mankiewicz and Ellison Barber discuss the emotional impact of true crime at CrimeCon, focusing on the reality of grief and the myth of 'closure.' They explore how investigative work and podcasts can influence law enforcement outcomes. The discussion also addresses the legal challenges surrounding stalking, specifically the failure of current laws to address cyberstalking and the need for better tech company responses. The episode concludes with an audience Q&A covering crime advocacy, celebrity impersonations, and upcoming projects.

This Dateline investigation explores the 40-year-old cold case of Helene Brzezinski, who was murdered in Colorado in 1980. The episode details the lifelong commitment of her friend, Kimberly LaTourette, to find the killer, and follows an investigation that navigated false leads from serial killers before finding a breakthrough through investigative genetic genealogy. Using DNA profiles and family trees, Detective Shannon Jensen identified suspect James Curtis Clanton. After DNA evidence from discarded beer mugs linked Clanton to the crime, he eventually confessed to the kidnapping, rape, and murder during transport, leading to a guilty plea and a life sentence.

This episode features a preview of Dateline Missing in America's fifth season, focusing on the unsolved disappearance of Bianca Carrasco. A nurse working in oncology near San Antonio, Texas, Carrasco failed to show up for her shift at Trooper Vine Medical Center on May 1st, 2016, an event that has left her sister, Giovanna Burney, searching for answers for a decade. The program also includes an introductory segment for The Drink podcast with Kate Snow, featuring an interview with actor and writer Brendan Hunt, known for his role as Coach Beard in Ted Lasso.

This episode of Dateline True Crime Weekly examines several high-profile legal cases, including the trial of Lindsay Clancy and the murder trial of Mario Fernandez-Saldana. The program explores expert testimony regarding mental health diagnoses in the Clancy case and details the prosecution's allegations in the Jared Bridegan hitman investigation. The episode also covers the guilty verdict for Mario Fernandez, updates on the Tupac Shakur murder investigation involving Dwayne Davis, and Donna Adelson's appeal. Additionally, the program provides historical context on postpartum psychosis by comparing the Clancy case to that of Andrea Yates, featuring insights from psychiatrist Dr. Katherine Berndorf.

Este episódio do Dateline explora a complexa história de Michelle Hadley, que foi injustamente acusada de crimes após ser vítima de uma conspiração envolvendo um imóvel e mensagens de ameaça. A investigação revelou como as acusações foram forjadas por Angela e Ian para obter controle sobre um condomínio. A narrativa detalha as consequências da descoberta das mentiras de Angela, incluindo uma intervenção e a investigação sobre o envolvimento de Ian. O podcast também aborda o impacto devastador na vida de Michelle Madigan e discute a dificuldade de encontrar a verdade em uma era marcada pela desinformação.

This episode of Dateline explores a complex legal and personal conflict involving Michelle Hadley, Ian Diaz, and Angela Diaz. What began as a property dispute escalated into allegations of cyber-stalking, religious-themed threats, and criminal activity, leading to the arrest of Michelle Hadley. However, investigations eventually revealed an elaborate deception orchestrated by Angela Diaz, who faked a cancer diagnosis and sent threatening emails to herself to frame Michelle. The investigation uncovered that the threats originated from Angela's own phone, resulting in her arrest and the conviction of her ex-husband, Ian, for his role in the conspiracy.

Este episódio de Dateline Missing in America apresenta o caso de Marilyn McCown, conhecida como Nicky, que desapareceu em julho de 2001, apenas um mês antes do seu planejado casamento. A narrativa explora os preparativos para a cerimônia e o impacto do sumiço repentino na vida de seus entes queridos. A série, agora em sua quinta temporada, foca em seis novos mistérios não resolvidos, com o objetivo de apresentar pistas que possam ajudar a solucionar casos antigos através da audiência do podcast.

This episode examines major legal developments, including the trial of Lindsay Clancy and the complex federal case of Luigi Mangione. The discussion explores defense testimonies regarding Clancy's mental health struggles and the intricate legal maneuvers involving double jeopardy protections in the Mangione case following his guilty plea for federal stalking charges. The program also provides a 'Dateline Roundup' covering Alec Murdoch's retrial preparations and the murder trial of Mario Fernandez Saldana. Additionally, a retired ATF agent explains the investigative challenges posed by 'ghost guns' and the forensic role of ballistic tool marks in tracing untraceable firearms.

At CrimeCon 2026, Josh Mankiewicz and Ellison Barber discuss the evolution of Dateline, specifically its transition into long-form murder investigations. They explore the personal impact of crime reporting, the importance of factual information, and the origins of the 'Missing in America' podcast. The conversation also covers personal connections to missing persons cases and how Dateline's coverage has evolved to include marginalized populations. The session concludes with insights into the production process for ensuring narrative completeness and an announcement regarding a second part focusing on the justice system and stalking laws.

This episode investigates the brutal murder of Scott Horne, a retired FBI agent found shot and beaten in his backyard. Investigators initially explored various leads, including potential motives involving his past work and conflicts with tenants, before focusing on the volatile domestic life of his marriage to Ann Allen. The investigation eventually centered on Ann as a primary suspect following evidence of a possible cleanup and a history of domestic conflict. However, despite the prosecution's theories regarding motive and physical capability, the defense successfully argued that the investigation suffered from tunnel vision and lacked DNA evidence, leading to Ann Allen's acquittal.

This episode of Dateline Missing in America presents a preview of the podcast's fifth season, focusing on six new unsolved mysteries. The narrative centers on the disappearance of 22-year-old Haley Murphy from Temple, Texas, on June 16th, 2023. Through interviews with family and friends, the episode explores her final known activities, including a phone call with her mother and preparations for a weekend getaway involving an ex-boyfriend's yacht party. The investigation delves into the personal life of Haley Murphy, a devoted mother and friend, and introduces the premise that she may have been harboring a dangerous secret. The episode serves as an appeal to listeners to provide clues that might help crack these cold cases.

This episode investigates the death of David Michael Fouts, whose body was found in a ditch in Noblesville, Indiana. While his wife, Katrina, initially suggested suicide, investigators uncovered physical evidence and a pattern of deception that pointed toward foul play involving a possible love triangle and threats from former police captain Terry Hopkins. The investigation delved into bizarre leads, including the discovery of mushroom fragments in David's stomach, and uncovered DNA evidence linking Terry to the crime scene. The case ultimately explored themes of financial motive, elaborate lies, and the legal conclusion of the murder and conspiracy charges.

In this episode of Dateline True Crime Weekly, host Blaine Alexander and guest Nate Eaton examine the trial of Lindsay Clancy, focusing on the testimony of psychiatrist Dr. Jennifer Tufts regarding Clancy's mental state. The episode also provides news updates on the investigation into the disappearance of Nikki Chang Salee McCain, Courtney Clenney's manslaughter plea, and recent developments in the Luigi Mangione trial concerning media access and the legal implications of using lyrics as evidence.

In this episode of Talking Dateline, hosts Blaine Alexander, Keith Morrison, and Cassandra Marshall examine the 'Suspicion in Silver City' case involving the murder of Cassie Farrington. The discussion explores investigative failures, the role of family persistence in securing evidence, and the suspicious involvement of Billy Lee. The conversation also delves into the impact of domestic violence within Cassie's marriage to Brad Farrington, the legal complexities of hearsay testimony, and the tragic aftermath for her children. The episode concludes with resources for domestic violence survivors and answers to listener questions.

Este episódio investiga a morte de Cassie Farrington em Silver City, New Mexico, detalhando desde a descoberta do corpo em circunstâncias suspeitas até as falhas críticas na investigação policial inicial. A narrativa explora as irregularidades no local do crime e a negligência das autoridades, que inicialmente descartaram o caso como suicídio. A trama revela suspeitas de encobrimento por parte da polícia e foca na reabertura do caso por um novo detetive, que direciona o olhar para o histórico de abusos do ex-marido, Brad Farrington. O episódio culmina no julgamento de Bradley, onde evidências forenses de estrangulamento levaram à sua condenação por assassinato em primeiro grau.

This episode of Dateline Missing in America features Josh Mankiewicz introducing the fifth season of the podcast, which focuses on six new unsolved mysteries. The narrative explores the difficulty of living off the grid in the modern era compared to the 1970s, a time when it was much easier for individuals to disappear without a trace. The primary focus is the cold case of Cheryl Shearer, who went missing on April 17, 1979. The episode highlights the profound impact her disappearance had on her family and the ongoing efforts by law enforcement to solve the mystery.

This episode of Dateline True Crime Weekly covers major legal developments, including a plea deal in the Courtney Clenney murder case and updates on the investigation into the 1996 murder of Tupac Shakur involving Dwayne Keith Davis. The episode also explores the trial of Lindsay Clancy, legal challenges in the University of Idaho murders case, and the history of the milk carton campaign for missing children, examining how the initiative shaped modern methods for distributing information about missing persons.

Josh Mankiewicz and Andrea investigate the case of Dee Warner, whose body was discovered hidden in a fertilizer tank on her property. The episode explores the chilling details of how the crime was concealed through misdirection and examines the red flags surrounding her husband Dale's lack of involvement in the search. The hosts also discuss the role of a psychic who provided eerily accurate details about the crime scene, alongside a Q&A with producer Sergey Ivanov regarding the initial police response. The episode concludes by addressing the challenges faced by families of missing adults and the current custody of Dee's daughter, Angelina.

This episode investigates the disappearance of Dee Warner, a successful sixth-generation Michigan farmer. While her husband, Dale, initially claimed she left voluntarily, investigators uncovered suspicious clues, including an abandoned wedding ring and mysterious security footage of a midnight visitor. The investigation eventually led to the chilling discovery of Dee's body inside an anhydrous tank, found using X-ray technology. The episode follows the subsequent trial of Dale Warner, detailing the prosecution's evidence of an elaborate cover-up and his eventual conviction for second-degree murder.

This episode features a preview of Dateline Missing in America, hosted by Josh Mankiewicz. The podcast enters its fifth season with a focus on six new unsolved mysteries, aiming to engage listeners in the search for clues to crack cold cases. The narrative centers on the disappearance of 20-year-old Ashley Loring, who vanished in June 2017 within the Blackfeet Indian Reservation in northwestern Montana. The episode follows her sister, Kimberly Loring, as she advocates for justice before U.S. senators and conducts searches through the rugged landscape near Glacier National Park.

This episode features several true crime updates, beginning with a Dateline investigation into Brian Koberger's petition to overturn his guilty plea in the Idaho quadruple murder case and the conviction of Brian McKay for the murder of his wife, Monica. The program also covers the trial of Lindsay Clancy and a preliminary hearing for David Anthony Burke. Additionally, Josh Mankiewicz investigates the 2017 disappearance of Ashley Loring Heavy Runner from the Blackfeet Indian Reservation. The segment explores the challenges faced by her family due to lack of law enforcement transparency and highlights the broader systemic issues regarding forensic resources and advocacy for missing and murdered Indigenous women.

Josh Mankiewicz and Blaine Alexander explore 'The Mushroom Mystery,' a case involving a woman's plot to poison her husband with mushrooms. The discussion delves into the investigation, Katrina's deceptive tactics during the probe, and the psychological dynamics of the relationship. The episode also covers the emotional impact of the crime on the victim's ex-wife, shares a personal reporting anecdote regarding an omelet pan mishap, and concludes with social media Q&A and an introduction to Craig Melvin's podcast, 'Glass Half Full'.

A preview of Dateline Missing in America's fifth season, featuring six new unsolved mysteries. The episode introduces the disappearance of Zelig Williams, a 28-year-old Broadway veteran and talented performer who vanished on October 3rd, 2024. The program also highlights an investigation into the unsolved fatal shooting of a teenager at a protest in Seattle, as featured in the NPR series We Keep Us Safe.

This episode features a series of news reports and true crime updates, beginning with previews for 'The Drink' and 'Glass Half Full.' The program provides detailed coverage of the preliminary hearing for David Anthony Burke in the murder of 14-year-old Celeste Rivas Hernandez, as well as legal developments regarding the Lindsay Clancy case and the investigation into Nolan Wells' death. The episode also covers Larry Milliette's guilty plea for a weapons charge and concludes with an in-depth interview with retired FBI profiler Jim Clemente. The discussion explores the methodology of criminal behavioral analysis, specifically regarding the Gilgo Beach serial killer case, and the psychological demands of interviewing serial offenders.

Blaine Alexander and Andrea Canning dive into the 'Slow Burn' episode of Dateline, detailing the tragic arson and quadruple murder committed by Paul Canaro. The discussion explores the horrific discovery in Colts Neck and the profound impact the crime had on the local community. The hosts examine the motives behind the massacre, including themes of greed, jealousy, and family betrayal linked to business disputes. The episode also features powerful courtroom testimony regarding the loss of life and concludes with a look at the emotional complexities of family-related crimes.

Este episódio detalha o trágico assassinato e incêndio da família Canaro em Colts Neck, New Jersey, revelando a brutalidade do crime que chocou a comunidade. A investigação conectou o incidente a um incêndio suspeito em Ocean Township, levando à descoberta de que Paul Canero teria assassinado o próprio irmão por motivações financeiras. O julgamento apresentou as evidências de desvio de fundos e a estratégia da defesa, culminando no veredito de culpado para Paul Canero por todos os crimes de homicídio e incêndio criminoso, resultando em sua sentença de prisão perpétua.

This episode of Dateline True Crime Weekly begins with an investigation into the mysterious death of 18-year-old Nolan Wells in Mississippi, where his family suspects foul play following his disappearance from Horn Island. The program also previews an upcoming murder case in Woodland Hills, California. The news roundup continues with updates on high-profile criminal cases, including the prosecution of Ahong for the murder of her ex-husband and a guilty verdict in the trial of Navy optician Larry Miliete. Finally, the episode explores the legal and privacy implications of geofencing technology, featuring an interview with law professor Matthew Toxen regarding recent Supreme Court rulings on Fourth Amendment rights.

In this episode of Talking Dateline, Andrea Canning and Blaine Alexander discuss 'The Bluegrass Mystery,' a case involving the murder of Ella Jackson by her husband, Glenn. The conversation explores the complex emotional connections involved, including the unsolved murder of Jason's first wife, Irina Hans. The hosts also delve into the aftermath of Ella's life, focusing on her role as a devoted mother and the unsettling behavior of Glenn, including his use of secret recordings and the controversial nature of his legal sentence. The episode concludes with listener interactions and reflections on the power of the hosts' voices.

This episode investigates the disappearance of Ella Jackson from Richmond, Kentucky, and the subsequent discovery of her murder. The investigation initially explores connections to her ex-husband, Jason, including an unsolved murder involving his previous wife, before shifting focus to her husband, Glenn. As detectives uncover a pattern of lies, a hidden diary expressing fear, and secret audio recordings, forensic evidence eventually links Ella's blood to Glenn's car. The case concludes with Glenn's arrest, his Alford plea, and the discovery of Ella's remains, leaving a lasting impact on her son, Alex.

This episode of The Drink with Eric Andre begins with an in-depth report on the Larry Miliete murder trial in San Diego, examining the closing arguments and the notable lack of physical evidence. Following this, Dateline True Crime Weekly provides updates on the murder charges against Michelle Zyko and her alleged ties to the Zizian cult, an emergency hearing in the Karen Read lawsuit, and the conclusion of the search for Lynette Hooker. The episode concludes with news on the Barry Morphew trial delay and the rising threat of AI-powered social commerce scams.

In this episode of Dateline, hosts Andrea Canning and Josh Mankiewicz delve into the 'Out of the Darkness' case involving the murder of Bob Pointer. The investigation explores the inconsistent stories provided by suspect Chasey Poynter, focusing on her affair and the potential motive of insurance money. The episode also examines the ripple effect of the crime through an interview with Bob's mother and features a lighthearted accent challenge. The segment concludes with a birthday celebration for Keith Morrison and a promotion for Craig Melvin's podcast.

This episode of 'Glass Half Full' with Craig Melvin features a Dateline investigation into the murder of Bob Pointer in Texas. The narrative follows the discovery of the victim and the subsequent investigation into his wife, Chasey, and her lover, Michael Garza. Detectives uncovered a conspiracy involving domestic abuse, blood splatter inconsistencies, and a staged robbery. The investigation ultimately revealed a motive involving life insurance money, leading to the trials and life sentences for both Garza and Chasey Pointer.

This episode features a compilation of news reports and true crime updates, including the murder trial of Larry Miliete in San Diego and the reopening of a 20-year-old investigation involving a youth pastor in Zion National Park. The investigation into Bernadette's death is revisited following allegations of grooming and financial motive against her husband, David. The episode also covers legal updates regarding Alec Murdoch's retrial and Luigi Mangione's federal court proceedings, alongside the death of con man Nicholas Aliverdian. The program concludes with an interview with June Diane Raphael regarding the appeal of true crime to women and a discussion on the cultural impact of the Legally Blonde prequel series.

Morgan Chesky and Lester Holtz discuss the Dateline episode 'After the Flood,' which examines the devastating 2025 flood in the Texas Hill Country and the tragic deaths at Camp Mystic. The conversation explores the profound emotional impact on the community, the grief of bereaved families, and the tension surrounding the search for accountability. The discussion further delves into the polarizing aftermath in Kerr County, addressing the failure of potential flood warning systems and the legal complexities introduced by a company's bankruptcy reorganization. The hosts also reflect on the psychological impact of 'flood culture' and provide updates on the ongoing search for a missing child.

This episode of Dateline explores the devastating flash flood at Camp Mystic in the Texas Hill Country, where rising waters from the Guadalupe River trapped campers and swept away belongings. The disaster resulted in the tragic deaths of 27 campers and counselors, leaving a community in mourning and searching for answers. The narrative follows the investigation into potential negligence regarding evacuation protocols and emergency warnings. It covers the legal battles, allegations of gross negligence, and the intense controversy surrounding the camp's decision to reopen despite the profound loss.

This episode of Dateline True Crime Weekly covers several high-profile legal developments, including the shifting defense strategy in the Luigi Mangione murder trial and new testimony in a San Diego murder investigation. The discussion explores the implications of Mangione's withdrawn psychiatric defense and the details of an affair central to the prosecution's case against Larry Miliete. The episode also features a Dateline Roundup with updates on the Crystal Rogers case, a death penalty dispute in the Charlie Kirk murder case, and a Supreme Court ruling regarding Eitan Pates. Finally, the hosts discuss the tragic murder of Mickey in West Wendover and introduce Keith Morrison's new podcast, 'Five Miles From Home,' regarding the disappearance of Michaela Costanzo.