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.

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.

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.

When 16-year-old Britney Ujlaky disappears, a small town in Nevada bands together to track down a potential suspect - an unknown cowboy; Soon, their focus turns to someone much closer to Britney.

Law enforcement investigates possible motives after a package explodes at a Southern California day spa, leaving a beloved esthetician dead.

The separate murders of two women in Toronto ignite an investigation that spans four decades, taking detectives from the big city to a remote, northern town.

When a nurse is gunned down in her home, detectives initially believe they have a clear suspect, but new information leads them down a completely different path. Josh Mankiewicz reports.

In May 2017, 22-year-old 8-months-pregnant single mom Akia Egglestion vanishes before her own baby shower and her worried family raises the alarm; Baltimore, MD detectives unravel a chilling mystery.

A new father is found dead on the side of a road. Then the stabbing of a young woman leads police on a high speed chase. Could these two chilling murders be connected? Josh Mankiewicz reports.

When Rob Limon is murdered at work, the investigation uncovers deep secrets about sex, friendship, religion and family; the broadcast explores the case featured in its chart-topping podcast "Deadly Mirage."

Bob Lee was a well-known tech visionary whose sudden and brutal death in 2023 left the tech world in shock. Family, friends, attorneys, police, and colleagues from the tech industry speak out exclusively to Dateline’s Josh Mankiewicz about the case.

On July 18, 2018, Mollie Tibbetts, a 20-year-old University of Iowa student, disappears while jogging near her home in Brooklyn, Iowa. Investigators discover security camera video that reveals a critical clue.

Celebrity hairdresser Fabio Sementilli is brutally murdered in his backyard. A security camera helps investigators identify unlikely suspects and an illicit affair.

Correspondent Josh Mankiewicz reports on the charges against Combs, which include a five-count federal indictment for racketeering and sex trafficking.