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Keith Morrison reports on the murder of star gravel cyclist Anna Moriah Wilson and interviews insiders in the case that sparked worldwide headlines.

While investigating the rape and murder of a 22-year-old woman in Texas, detectives uncover a trail of sexual assault crimes pointing to a repeat offender. Josh Mankiewicz reports.

After the death of 44-year-old mother Stacy Feldman in her Denver home is ruled as “undetermined,” friends and family join forces to piece together what happened. Insiders close to the case speak out about the seven-year battle for justice. Keith Morrison reports.

A family begins a relentless pursuit of justice after the death of Nevada attorney Susan Winters is ruled a suicide. Susan's parents open up about the seven-year case and their efforts to push back against the criminal justice system. Josh Mankiewicz reports.

The disappearance of 19-year-old Alaska Native Sonya Ivanoff sends shockwaves through the small coastal city of Nome, Alaska. Police scramble to find answers until a note is found in a stolen police vehicle telling the cops to back off or else. Josh Mankiewicz reports.

The investigation into a deadly home invasion involving business owner Milton Sawyer takes a turn when an unlikely witness on the other side of the country comes forward. Dennis Murphy reports.

Firefighters make a grisly discovery while responding to a fire at the house of Carmela and David Knight in a Toronto, Canada suburb. Andrea Canning reports.

Craig Melvin reveals surprising and exclusive new details about the deaths and legal cases surrounding Alex Murdaugh, the South Carolina lawyer accused of killing his wife and son last year.

Investigators embark on a 15 year hunt for the killer of a Wisconsin pharmacist.

After a woman is found murdered in her South Florida home, her son tells investigators that footage from the home’s security camera could hold the key to finding a killer. Dennis Murphy reports.

A hunting safari in Zambia ends in a nightmare when a shot rings out from inside the campground.

Authorities embark on a 13-year investigation after 17-year-old Brittanee Drexel vanishes during spring break in Myrtle Beach, S.C.

After an apparent brazen home invasion during the holiday season in a quiet Connecticut community leaves Connie Dabate dead, investigators discover a silent witness that cracks the case wide open.

Keith Morrison has the latest on the investigation into the murders of four University of Idaho students: Kaylee Goncalves, Madison Mogen, Xana Kernodle, and Ethan Chapin.

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 deadly high-speed chase in Montana leads Dateline on a search through 50 years of history to unravel the mystery of how one man turned into a monster and committed one of the state's most notorious crimes.

A North Dakota college student is found murdered in her off-campus apartment.

Colorado detectives investigate the decades-old disappearance of 12-year-old Jonelle Matthews.

A Florida father searches for answers after his daughter dies suspiciously in Belgium.

The latest in the trial of once-prominent South Carolina lawyer Alex Murdaugh includes exclusive interviews with insiders close to the family.

When a Colorado mother vanishes without a trace, the detective investigating her disappearance discovers a connection to a previous assault; for the first time on television, the survivor of that attack recounts her terrifying ordeal.

Updates in the murder case of former NBA star Lorenzen Wright are revealed.

The lead investigator speaks out about the murder of world-renowned snake breeder Ben Renick, found shot to death in a facility crawling with thousands of snakes.

The parents of Kristin Smart speak out in their first network exclusive interview since the recent sentencing of their daughter's killer.

After 27-year-old Jonathan Crews dies mysteriously in his Texas apartment, his family takes matters into their own hands in an effort to find answers.

New details on the infamous murder of Laci Peterson, including more on the appeal of her convicted killer.

The discovery of a young woman's body in an abandoned building in rural Texas sparks a multi-state investigation lasting nearly two decades.

The man at the center of the international manhunt for an American fugitive accused of faking his own death to evade law enforcement agencies speaks out for the first time on network television.

When a woman's fifth husband dies in a hospital under suspicious circumstances, an investigation reveals her to be a charismatic charmer with a mysterious past.

A man convicted of the 1997 murder of Ricky Cowles Jr. in Lancaster, Calif., reveals new details on the case in an exclusive interview.

New details come to light on the investigation into a notorious Idaho case involving multiple murders.

Keith Morrison goes to Moscow, Idaho, to report the latest on the murders of four college students in November 2022. Morrison gets exclusive information on the suspected murder weapon, plus details on an incident police believe the alleged killer, Bryan Kohberger, committed before the murders. Also, we learn more about what was going on in the Kohberger family home in the days before his arrest.

When the body of a 22-year-old college student is found a week after she vanished, theories about her murder run rampant through the Arkansas Ozarks.

When a Texas D.A. and his wife are killed two months after a prosecutor’s murder in the same town, law enforcement fears they may be in the sights of a serial killer. Andrea Canning reports.

After a mother is found murdered in her Virginia home, her son embarks on a 20-year quest for justice that leads him down a dark and twisted path.

An unexpected suspect comes to light as investigators work to solve a string of deadly shootings targeting women in the border city of Laredo, Texas. Josh Mankiewicz reports.

Following her husband's sudden death, a Utah mother-of-three writes a book to help her children through their grief; when investigators learn the cause of death and dig deeper into their lives, she is charged with murder.