In this double feature, we look at the 1985 death of 13-year-old David Reed. The pathologist isn't sure if he was murdered, but his family knows something sinister happened to him. Who is right? Then in part two, we examine the 1977 murder of 29-year-old Doris Arndt. The police had a long-time...

In February 1975, 9-year-old Marcia Trimble was murdered in Nashville, Tennessee. For decades, the police had a suspect: a boy who was just 15 when the murder was committed. But do the police have the right person? Sally Des Prez's murder was largely forgotten for decades. When her case was...