Dateline: Secrets Uncovered

Season 4 Episode 8: Written in Blood

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.

Genre:

Crime, Documentary

Seasons:

17

Episodes:

374

Quality:

HD

Status:

Returning Series

First Air:

2017

IMDb:

8.1