When Karen Pannell was found stabbed to death, a message scrawled in blood seemed like a beacon that could lead detectives to her killer. But what exactly did it mean? It would take a dogged forensic specialist with a keen eye to unravel the mystery.
Genres: Crime , Documentary
Keywords: correspondent , homicide , homicide-detective , homicide-investigation , interrogation , interview , investigation , investigative-journalism , missing-person , murder , murder-investigation , murder-suspect , suspicion-of-murder , true-crime