Trail of Blood: A Father, a Son and a Tell-Tale Crime Scene Investigation

When Jim Dunn got the heart stopping call every parent dreads: "Your son has disappeared" on a Sunday night, it set into motion a six year nightmarish odyssey of desperate searches. Frustrated, Dunn turned to Dr. Richard Walter, a forensic pathologist and criminal profiler, who consulted Scotland Yard, studied DNA evidence and blood spatter patterns and then pointed out who he deduced killed Scott Dunn and why.