When a 19-year-old woman with a promising future turns up dead with a single gunshot wound to the back of the head, the trail leads to a rogue police officer.

When a nurse turns up missing, her loved ones worry something is terribly wrong.

When an Alaska Native mom is found beaten to death and sexually assaulted in downtown Anchorage, police embark on an uphill investigation that includes groundbreaking forensic work, hours of surveillance footage, and an unlikely suspect.

When a national guardsman is killed in an explosion, investigators try to piece together what happened and discover a complex past, a love triangle, and a neighbor's growing obsession with his wife.

When state troopers in a small island community find the remains of a beloved mother and community member in the woods, they find themselves at a loss wondering who would have killed her, until they discover an unlikely suspect.

A woman is found brutally stabbed to death; her body dumped off an isolated road.