When a private investigator and former police officer vanishes, detectives think there may be more to the story when strange text messages start to appear... Keith Morrison reports.

After more than 20 years, the real killer of Idaho teen Angie Dodge is caught; a chilling twist in the story of Chris Tapp who had been wrongfully convicted in the case. Keith Morrison reports.

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Tonight we follow Chris Hansen behind the scenes of this remarkably popular series. Whether you love it or hate it, it's hard to look away. The personal accounts and some very memorable confrontations are equally riveting in this episode.

An inside look at the case that made national headlines in December 2019, when a Texas mother was found murdered after she and her newborn daughter disappeared. Andrea Canning reports.

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A woman's death is initially ruled a suicide, but when a new investigation begins, police begin to suspect murder.

A Connecticut bank executive is targeted by criminals who force him to rob his own bank.

The unbelievable story of how the murder of Betsy Faria set off a chain of events leaving one man dead, another man implicated and a diabolical scheme exposed. Keith Morrison reports.

After Todd Chance is murdered, police follow a trial video evidence as they work to track down the killer;

Family members and investigators speak out for the first time on network television since the death of “Love Has Won” spiritual leader Amy Carlson, known to her followers as “Mother God.” The case gained worldwide attention after deputies found her mummified body covered with Christmas lights in a Colorado house where members of the group stayed.

Drew Peterson speaks to Natalie Morales in his first on-camera interview in over a decade about the murder of his ex-wife, Kathleen Savio, and the disappearance of his fourth wife, Stacy.

Nearly 40 years after a young wife and mother is found murdered in her upstate New York home, a new team of investigators joins the cold case to uncover the killer. Andrea Canning reports.

A young father's murder at work leads investigators to deep secrets about sex, friendship, religion and family.

When a young Army medic based at Ft. Bragg, N.C., goes missing, police can't solve the case despite having a suspect until an unorthodox private investigator steps in to help.

A woman whose ex-husband killed six people in Arizona, allegedly targeting individuals with connections to their divorce; interviews with experts on the topics of domestic violence and mass murder.

Two young girls in Washington are snatched in broad daylight. The case goes unsolved until a new detective tries to solve the mystery that haunted her childhood. Keith Morrison reports

Nearly 10 years after Utah mother Susan Powell vanished, private journals, home videos and emails shed new light on what happened to her. Keith Morrison reports.

A look at the 2004 murder of pregnant California woman Laci Peterson, including rarely seen interrogation footage of her husband, Scott, who was convicted of the crime.

A glimpse of a sobbing woman lighting black candles is seared into a 9-year-old girl’s memory. Decades later that girl reveals what she saw, heating up a long-cold case. Keith Morrison reports.

Josh Mankiewicz reports on the mysterious disappearance of a Colorado rancher.

Insiders close to the case of missing Colorado mother Suzanne Morphew speak out for the first time.

Detectives search for a motive in the fatal stabbing of former Sen. Linda Collins of Arkansas.

New interviews reveal the latest twists and turns in the case of Pam Hupp, charged in the murder of her close friend Betsy Faria; Betsy's daughter, as well as the prosecutor behind the wrongful conviction of Betsy's husband speak out.

California detectives reveal new details about the alleged kidnapping of Sherri Papini.