48 Hours
Authorities suspect a "Jeopardy!" champion of using nicotine to poison his wife.
Authorities suspect a "Jeopardy!" champion of using nicotine to poison his wife.
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A young man's family searches for answers when he dies from multiple stab wounds.
The death of a powerful politician's girlfriend.
The interview millionaire and alleged killer Robert Durst gave the prosecutor in his case.
A man who lived on the edge is murdered.
A woman is stabbed 32 times by her former boyfriend after agreeing to a final goodbye hug.
An Oregon man who was accused of pushing his fiancée off a cliff during a hike tells his side of the story.
A Wisconsin man says his wife was fatally injured when a pipe flew off a truck and pierced the windshield of their car, but investigators don't believe him, and he is sentenced to life in prison.
A young woman is stabbed to death when she interrupts an intruder holding her parents hostage in their home.
A young woman recounts playing dead to survive a shootout that killed her mother, stepfather and brother in 2005.
Authorities try to determine if a missing teen was murdered.
Authorities suspect a "Jeopardy!" champion of using nicotine to poison his wife.
Officials suspect a man of killing his wife.
A mother has visions of dying before she drowns.
When a policeman's wife is killed, people believe the officer arranged for the murder in order to become the chief.
A Las Vegas real-estate millionaire is murdered.
The owners of St. Rita's Nursing Home in St. Bernard Parish, La., are charged with negligent homicide after 35 residents died in the floodwaters of Hurricane Katrina.
The ex-wife of a handyman who worked for big cat activist Carole Baskin reveals new information linked to the disappearance of Baskin's former husband, Don Lewis.
Forbidden love ends with a mother's violent murder.
A crime scene investigator for the Minneapolis Police Department who was gunned down in broad daylight and left for dead in a parking lot tells her story.
Two mothers help police with the cold case of a college student who was murdered on Thanksgiving weekend in 1989.
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