Overview: The most violent night in the history of Anchorage, Alaska leaves seven dead - including four teens. And, the small police department is virtually overwhelmed by the string of shootings until clues lead them to the unlikeliest of suspects.
Overview: The abduction and murder of an 11-year-old girl in an isolated Alaskan village leaves locals fearing they're being preyed on by an evil outsider until investigators reveal something far more sinister and closer to home.
Overview: Baffled by the animal instincts of a cross country killer whose crimes seem to go dormant in winter, authorities ultimately follow his tracks to a den of deceit in the frozen tundra of Alaska.
Overview: Colorado police in hot pursuit of a serial killer are horrified when the pre-recorded message of a pager found in the snow near a victim's abandoned vehicle reveals an unthinkable predator: one sworn to protect and serve.
Overview: Colorado authorities quickly hone in on a suspect after finding a name tag in a bloody sweatshirt near the scene of a young girl's murder - but are later stunned when DNA reveals they've got the wrong man.
Overview: Police are met with a myriad of mysterious theories after a well-known Alaskan gold miner and political activist vanishes without a trace. Was it an alien abduction, a government conspiracy or cold blooded murder?