Dateline

Friends think something isn't right after the mysterious disappearance of a Colorado rancher and spend years fighting for answers.

The survivor of a horrible attack is convinced police have the wrong suspect.

When a pathologist is found murdered, the investigation reveals jealousies and a love triangle.

As detectives investigate a mother of two's sudden disappearance, her friends and family reveal she feared she was being stalked.

A murder case remains cold for many years, until a detective's innovative method catches the killer.

When a small-town Alabama resident is murdered, rumors involving a local pastor begin to swirl.

A Connecticut mother speaks out about her fight to keep her assailant from walking free.

When a soldier vanishes from Fort Hood, her family works to bring attention to her disappearance.

After Todd Chance is murdered, police follow a trail of video evidence as they work to track down the killer.

A 40-year-old Minnesota woman is shot to death in her bed while her husband and daughter are home.

A mystery in paradise unfolds when a woman vanishes from a luxury yacht in the U.S. Virgin Islands.

Investigators set up a sting operation after an Ohio resident is offered $50,000 to kill someone.

A look at Princess Diana's troubled marriage, her turbulent life in the royal family and her death.

Hikers find a 21-year-old UCLA student's body in a Los Angeles-area train tunnel.

The deadly 2020 shooting at U.S. District Court Judge Esther Salas' home, which killed her son and critically injured her husband.

A University of Utah athlete reaches out to campus police for help multiple times before her murder.

A Dateline investigation reveals new details about the death of 19-year-old Anton Black.

A college student goes missing in broad daylight.

An investigation of abuse allegations against one of the owners of religious reform school Circle of Hope.

When Susan Woods doesn't show up for work, she is soon discovered dead in her bathtub.

Members of a movie cast learn their lead actress has been charged with killing her uncle.

Witnesses see a woman handcuffed in a parking lot and taken into an unmarked car by a blond woman.

An investigator employs the help of armchair detectives and new DNA technology to find a killer.

When a Kansas prisoner escapes with the help of a prison volunteer and mother of two, investigators scramble to track the pair down.

Danielle Locklear is a popular and charismatic high school freshman.