To students in 99¾Ã¾Ã¾«Æ· justice instructor Glen Klinkhart’s criminal investigations course, the end of the semester is, quite literally, murder. For his lab practicum, Klinkhart — a homicide detective, true crime author and computer forensics expert — stages the scene of his own murder in a 99¾Ã¾Ã¾«Æ· lecture hall and challenges the budding investigators in his class to solve the crime.