Rare insight into the thoughts of suspected Gilgo Beach serial killer Rex Heuermann made public in handwritten letter to serial killer Keith Jesperson.
"Happy Face Killer" Keith Jesperson initiated the correspondence, as seen in a video recorded by prosecutors in Florida. He says he likes to write to newly arrested accused killers and "tell them how the system works."
Accused Gilgo Beach serial killer Rex Heuermann has written to Happy Face Killer Keith Jesperson, complaining about the food in his Long Island jail and the exercise yard.