Mom’s Mystery Killer Exposed 23 Years Later

A 16-year-old girl called 911 in a panic after finding her father motionless in the backyard of their California home. First responders rushed to the scene and found Fabio Sementilli dead, suffering from multiple stab wounds. Investigators determined a suspect ambushed Sementilli ...  Show more

Sixteen-year-old Iyana Sawyer went missing after she left her Florida high school in 2018. Authorities immediately initiated an all-out for Sawyer, who was pregnant at the time, but never found her body. What investigators uncovered was much more sinister. Find out what happened ...  Show more

The case takes a dramatic turn with the discovery of a severed head positively identified as Adam's. This is no longer a kidnapping, it's murder. We explore the twisted relationship between Ottis Toole and fellow serial killer Henry Lee Lucas. The sighting of a blue van brings an ...  Show more

Ottis Toole is arrested for arson and confesses to a string of murders committed with his lover Henry Lee Lucas. Detectives come from all over to talk to him. Toole confesses to taking a little boy from a mall in Florida, but later denies it. Though Toole takes police to various ...  Show more

Joe West does everything to make sure childhood friend Oscar Lee Morris spends the rest of his life behind bars - or better yet - on Death Row. West decides to give police evidence that implicates Morris in a murder which took place at a Long Beach bathhouse back in 1978. His exp ...  Show more

With the discovery of a second young female murder victim just over the Missouri border, 20 minutes away from where Dana Stidham’s body was found, a new suspect seems to be playing cat-and-mouse with law enforcement. Phelps drills down and compares the similarities in the cases—a ...  Show more