Every parent's worst nightmare comes true when a girl disappears entirely. But a few seconds of surveillance footage leads cops to a gruesome find.

A teenage girl disappears from a Kansas Mall. The only clue for detectives - the haunting final images of her on surveillance video.

Pensacola Police investigate the disappearance of popular news reporter Sean Dugas, and find themselves drawn into an addictive world of gaming. Meanwhile, across state, a mother vanishes after a family party and a neighbour's CCTV reveals a shocking tale of murder and betrayal.

A couple, just engaged, is found brutally murdered in a car. Investigators don't have a lead until a surveillance camera gives the police their first break.

Police rely on surveillance cameras while looking for a respected businessman who vanishes after a meeting and a young mother who doesn't return from her job search.