Brittany Du Bois

Charles Starkweather and Caril Ann Fugate were only teens when they embarked on a murderous journey that terrified the nation.

Get ready for Oxygen's second season of "Killer Motive" with these four unbelievable cases, wherein people took others' lives for the most banal and bizarre reasons.

Stephanie Roller Bruner, a mother of three who loved teaching dance, was a quiet victim of domestic violence before she was found strangled and frozen in a Silverthorne lake.

Stephen Getter and Robert Barroso had much in common — including a woman, Roxie Bruce. Things would not end well.

David Miller didn’t just lie to his wives: when unable to repay his friend for the thousands of dollars he borrowed, he said he was supposedly diagnosed with cancer.

Just hours before their death, Manson Family victims Leno and Rosemary LaBianca had been talking about the Sharon Tate murders that happened the night before.  

The murder suspect had a convicted twin brother who also had demonic facial tattoos.

Adopted twins Greg and Alexa Ammon lost both of their parents in early 2000s, becoming orphans yet again.

John Leonard Orr's unpublished book, "Points of Origin," detailed an arson spree that eerily mirrored his own — and helped authorities close the net on him.

The singer is facing at least 10 years in prison on federal drug charges after she was found with synthetic opioids last October.