In Serial Killer Capital: Los Angeles, investigators detail how Louis Craine was caught for murdering four women in the late '80s.

For years Michael Hughes stalked the streets of Los Angeles looking for victims, until one critical mistake landed him behind bars, as detailed in Oxygen's Serial Killer Capital: Los Angeles.

Turner was once considered L.A.'s "most prolific serial killer," but he wasn't the only one targeting upward of 100 Black women in the '80s and '90s. 

The upcoming Oxygen True Crime special, premiering Sunday, Oct. 20, will revisit a series of violent murders that took place in the City of Angels in the late '70s through the early 2000s.

Doug Clark and Carol Bundy targeted runaways and sex workers in a series of gruesome crimes around Los Angeles in the summer of 1980.

Typically known for Hollywood and sunny beaches, California has been the hunting ground for a disturbing number of serial killers, as evident in Oxygen's Serial Killer Capital: Los Angeles.

A witness gave the infamous serial killer his name after observing him bounce a white ball, which caused a frenzy of tips and calls to police. 

The murders of many women over three decades led authorities to suspect multiple serial killers were involved.