This episode of the Coroner’s Report, retired coroner, Steve Nawojczyk  dives deep into the story of family annihilator, John Markle. In 1987, Markle, who was facing financial ruin, chose to brutally murder his wife and two young daughters while wearing a hideous Halloween mask. While we all know who did the crime, the question for years has been why? John left clues in a 12 page letter he had written to his mother, Academy Award winning actress, Mercedes McCambridge. Special guests in this episode include attorney Richard Lawrence, Little Rock Police investigator Mike Roche, and the first police officer on the scene, Todd Armstrong. Need more content? Visit the Coroner's Report at http://coronersreport.net where you will find the entire police file, newspaper articles and photographs.