Serial Killers

Following Jeffrey Dahmer's imprisonment, his parents, Lionel Dahmer and Joyce Flint, questioned if they could've prevented the murders of 17 men and boys.

Asa Ellerup's attorney Bob Macedonio says she “wants to see and hear the evidence that's presented in court" against the accused Gilgo Beach killer.

"We identified a man that was reported missing 30 years ago whose remains were part of 10,000 remains that were burnt and crushed," the Hamilton County Coroner said after Allen Livingston's remains were identified.

Steven Gordon and Franc Cano could still be out on the hunt if it wasn't for one determined investigator, Detective Julissa Trapp.

Ramon Escobar was ordered to stand trial in the suspected murder of Juan Villanueva, who was found dead in his cell at North Kern State Prison in California earlier this year.

“This is not going to be solved overnight,” said Tricia Hazen, the half-sister of Valerie Mack, whose remains were found on Long Island in 2011 and 2000.

Keith Jesperson told investigators he didn’t want to draw a security guard’s attention when a woman in his truck screamed, "so he stopped her from breathing by pushing his fist against her neck," authorities said.

The search for the killer of young women in North Pole, Alaska, leads investigators to the local air force base.

Before the premiere of The Real Murders of Los Angeles, dive into the city's sinister serial killer past.

Dr. Katherine Ramsland, Dr. Gary Brucato, and executive producer Katherine Vaughyn participated in the "Violent Minds: What Drives the Most Heinous Killers" panel.