All serial killers commit murder to satisfy their grand fantasies, but the murderers featured in "The Mark of a Killer," take it one step further, com…
El Paso investigators race to track down a ruthless killer that is burying his victims in shallow desert graves, dead or alive.
Chaos descends on Phoenix as two serial killers compete for the media's attention and the bodies pile up faster than the police can investigate.
In East Baton Rouge, investigators are on the hunt for a serial murderer.
When multiple victims' bodies are dumped around the Louisiana Bayou area, a task force is formed to catch a killer who police believe may have strangled over 20 men.
Hartford, CT police investigate a string of ruthless killings in the Asylum Hill area committed by a vicious killer with a devastating mark that leaves his victims nearly unrecognizable.
A serial sniper terrorizes the entire DC metro area by discreetly targeting random victims out in public and in plain sight.
