Learn about the many theories for the motives behind the Manson Family murders, including drug deals and Helter Skelter.

Charles Manson wasn't the only one in his family to serve time behind bars. His mom, Kathleen Maddox, also spent three years ...

A traumatic head wound leads detectives to suspect his death was a murder.

The Beatles' song "Helter Skelter" supposedly inspired Charles Manson. Learn what the band had to say about the murders.

The bodies of Bill, Sarah, and Nancy Bueller are found in a bayou. But one question remains: what led to their deaths?

Preview: A sex worker tells a police officer she was attacked by one of her regular customers.

Preview: A woman is found executed on a rural road 25 miles from downtown Laredo.

A Philadelphia woman's autopsy reveals a brutal murder, as well as rape before and after her death.

Preview: Police look to speak with a sex worker who may have had a lead on what happened to Melissa Ramirez. They soon find ...

Melissa Ramirez shared with a friend that she felt she would die to a gunshot wound very soon.

Who were Charles Manson and the Manson Family's victims? Learn more about each of them and why they were killed.

Find out more about an Indiana jury's decision to convict Richard Allen in the murders of teens Abigail Williams and Liberty ...