
An in-depth look at some of the world's most dangerous murderers.

The American serial killer Cesar Barone took the life of four women in and around Hillsboro, Oregon in the 1990s.

"Pee Wee" Gaskins escalated from a petty criminal to a murderer after a teen went missing.

A profile of Richard Roszkowski, the Connecticut triple-murderer who killed his ex-girlfriend, her nine-year-old daughter and another man in a brutal attack in 2006.

Dozens of Atlanta youths were killed, with Wayne Williams accused amid lingering questions.