A young college student, Susan Schumake, was found raped and murdered, but her killer left behind vital clues to his identity. — On the 17th of August 1981, Southern Illinois University Carbondale student Susan Kathleen Schumake was found murdered on a pedestrian path near campus. Her broken body had been beaten and raped, then left discarded in the woods. It would be almost 25 years full of twists and turns and several…