In Dalton, GA, someone stabs convenience store clerk Dahyabhai Kalidas Chaudhari to death at his job; police turn to security footage for answers and...

When a killer executes 19-year-old Abigail Gasca-Chavez in her own home, the only witnesses are her toddler and neighborhood surveillance cameras;...

In 2009 in Tracy, CA, a little girl vanishes after playing at a friend's house, leaving her family desperate for answers; with no leads and few...

In Groton, VT, a young man with a developmental disability leaves work and is never seen again; with no leads in sight, investigators must rely on...

In 2018, 59-year-old Pamela Hutchinson is found dead in her Florida condo; the search for answers leads police to a mysterious woman spotted on CCTV;...

In the summer of 1994, a night out in Miami turns deadly for two young women and a popular nightclub owner; with little evidence found on the scene,...

In Texas, on Christmas Eve 2010, a woman gets a mysterious phone call at work and speeds home to find her 12-year-old son gone without a trace;...

In North Carolina, Stephanie Powell-Anderson's convenience store shift ends in bloodshed, as part of a larger pattern of violence plaguing the area;...

Detectives rely on surveillance footage at a hospital in Tyler, Texas, when patients mysteriously start dying in the intensive care unit.

In September 2014, an Iowa college town panics after police find Tong Shao, a missing student from China, murdered; when security camera footage...