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

From 1976 to 1977, David Berkowitz – better known as the notorious serial killer “Son of Sam” – terrorized New York City.

Rex Heuermann, the New York architect accused of killing four women and leaving their bodies near Long Island's Gilgo Beach, has been accused in the deaths of two more women.