Bryan Kohberger has an unexpected ally in the form of serial killer Keith Jesperson, also known as “The Happy Face Killer.” ...

David Berkowitz, a.k.a. the "Son of Sam" killer, pled guilty to six counts of murder in 1978. Here's everything to know about ...

L.A. police struggled to collate clues about murders that triggered panic over a serial killer. One of the stranglers, when ...