In 1993, a family was found murdered in their home. A Maryland police spokesperson described the homicide investigation as the most “exhaustive and labor intensive” in the department’s history. And then investigators found a strange manual - written by someone calling themselves Rex Feral. This episode was originally released in 2018. To hear more about who actually wrote Hit Man: A Technical Manual for Independent Contractors, sign up for Criminal Plus. You'll also get behind-the-scenes bonus episodes of Criminal, ad-free listening of all of our shows, invitations to virtual events, special merch deals, and more. Say...