John Lennon's close friends and colleagues provide insight into his life and lasting legacy; radio reporters talk about the last interview John Lennon did with them the day he died.
James Dailey, who is on death row for the 1985 murder of Shelly Boggio, said Paul Skalnik's lies helped convict him. One of the prosecutors in the case says Dailey received "an appropriate sentence."
A killer terrorizes idyllic California neighborhoods in the 1970s and 1980s, evading authorities as he lives among his victims for over four decades.
A deep dive into the disappearance of wife and mother Susan Powell and the stunning twist involving her two young sons at the hands of her husband Josh Powell.
An investigative "20/20" by ABC News and Louisville's Courier Journal takes a deep dive into the evidence in the Breonna Taylor case and searches for answers from the night that claimed her life.
On the heels of Boeing 737 MAX's recent clearance to fly again, Bob Woodruff reports on the aircraft's controversial flight control software and how it mistakenly sent planes into deadly nosedives.
A woman's seemingly obsessive and threatening messages to an ex precede a stunning twist.
Rodney Reed attempts to clear his name and overturn his conviction for a 1996 murder.
In the 1970s, a notorious serial killer makes a winning appearance as a contestant on a popular dating show in the midst of his killing spree.
New insight into the murder of JonBenét Ramsey; the video diaries of legendary detective Lou Smit, who was brought out of retirement to investigate the murder of the child beauty queen.
In a new interview with "20/20," Scott Falater, whose sleepwalking defense made national headlines in the '90s, says he still doesn't know what happened the night he murdered his wife.
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On the anniversary of Anna Nicole Smith's death, her daughter visits the most influential places in her mother's life.
A world-renowned surgeon is caught in a web of lies and deceit by his fiancée.
Margaret Rudin discusses her desire to prove her innocence in the murder of her husband.
Investigation into the past of Lori Vallow, whose two missing children were later found dead.
A true crime love triangle mystery. Now for the first time, an exclusive interview with the accused wife, the day before she was to take the stand.
Angie Dodge was murdered in 1996 and the wrong man served 20 years in prison for the crime. Her mother never stopped investigating and helped catch the true killer in 2019.
A special edition of "20/20" looks into the shootings in Georgia and the rise in hate crimes against the Asian American Pacific Islander community.
A young woman goes missing. There's no body, no murder weapon, no crime scene. Now, follow one mother's crusade for justice in this true crime investigation.
In a new interview, convicted murderer Lyle Menendez speaks out from prison following Menendez Brothers’ newfound TikTok fame.
The search for a killer whose reign of terror left five Florida college students dead over four days.
A family exclusively discusses their seemingly perfect husband and father's deadly secret.
An intimate portrait of George Floyd’s life on the heels of Derek Chauvin’s murder conviction.
David Muir reports: New interviews reveal shocking info on a botched murder investigation into who killed Riley Fox.
Eighteen years after his pregnant wife's murder, could Scott Peterson receive a new trial?
New details are revealed in the case of a missing Colorado mom who secretly ran an expensive escort business.
The couple at the center of the so-called “Gone Girl” kidnapping case reveal new details to Amy Robach.
What happened to Fort Hood soldier Vanessa Guillen? "20/20" features the first TV interview with her fiancé.
An inside look at the life of socialite Ghislaine Maxwell, Jeffrey Epstein's alleged co-conspirator.
David Muir speaks with survivors and spends time with families who lost loved ones 20 years after the attacks.