While hunting the “Grim Sleeper,” investigators turned to a new and controversial technique — familial DNA matches.
The brutal 1998 murder of Kathleen Heisey shocked the town of Bakersfield, California.
In 1974, cheerleader Carla Walker was abducted while on a date with her boyfriend, and her body was found days later. Could her murder be the work of a serial killer?
The 2002 murder of Tamekia Taylor bears a striking resemblance to the slaying of Jennifer Clemmings, which took place less than two months later.