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When a South Carolina coroner arrives at the scene of a car accident to find his friend deceased, he notices some unusual markings on her face and begins to think her death looks suspicious.

The murder of a young businessman in Old San Juan, Puerto Rico, marks the start of a 15-year-long hunt to find the killer.

The discovery of a 19-year-old's car abandoned on a bridge in New Jersey turns into a homicide investigation; police discover a plot involving money, close friends and a betrayal.

When a Naval recruit is found murdered, a decades-long mystery reveals the identity of the killer.

Police work for 52 years to find the killer who murdered a woman in1969.

In 1989, a Las Vegas teenager on her way to school is never seen alive again.

Police work to identify the perpetrator of a brutal 1985 murder.