Murder on CCTV

The Tragedy On Tennessee 14. When a Tennessee State Trooper is murdered on a highway, police turn to his dashcam for answers. It takes more surveillance video to find the killer. S8, Ep3

Police hope surveillance footage will lead them to a missing teenager before it's too late. But their hunt exposes a trail of terrible secrets. S8, Ep1

A single mum leaves for work one morning and never returns. Police analyse a sinister trail of security camera footage, hoping to find her. S8, Ep4

A woman is found dead outside her office. Surveillance footage leads detectives to a closet full of dirty secrets that may be worth killing over. S8, Ep5

In Miami, a young couple is shot when a failed robbery at a gas station goes wrong. Detectives must rely on the grainy gas station video for clues. S8, Ep6

In 2015 Tierra Hall says goodbye to her mother for the last time. 24 hours later, the teenager's dead body turns up outside an abandoned house. S8, Ep8