The First 48: Season 8, Episode 6

8 - 6: Devil Inside / Rattlesnake

In Tucson, Det. John Dorer and his team investigate the gruesome murder of a 58-year-old woman found naked and dead under a highway overpass--a satanic symbol near the body is written in blood. When detectives learn about a similar case, they believe they may have a serial killer on their hands and quickly enlist the help of the entire Tucson PD to track down the killer before he strikes again.