In 1999, 17-year-old Tiffaney Wilson and her infant daughter disappear into thin air after a trip to take pictures with Santa. When another local woman is brutally attacked and others go missing, police suspect that a serial killer is stalking women.

When Fort Bragg medic Kelli Bordeaux fails to report for duty in April 2012, her family, friends and the army know that something is terribly wrong. After the case goes cold, an investigator thinks a local bar worker is the key to cracking the case.

On a night that Kalamazoo, Michigan, will never forget, a series of deadly shootings leads law enforcement on a race against the clock to track down a deranged driver before he kills again.

When 17-year-old beauty school student Mackenzie Cowell doesn't come home for dinner one night, the town of Wenatchee, Washington, must come to terms with a horrific act of violence that haunts it to this day.

The disappearance of Jodi Huisentruit, a morning news anchor in Mason City, Iowa, baffles the police and leaves the entire town wondering if there's a monster in its midst.

In 2007, the mysterious disappearance of recent high school graduate Kelsey Smith rocks Overland Park, Kansas. As authorities investigate, they scrutinize surveillance footage from a Target department store that may give clues to to her fate.