Cold Blood

Reconstructing the investigation into the murder of a man at an Ohio gas station. The case quickly revealed a web of secrets and lies connected to one of the community's richest families.

In August 1995, Mark Winger called 911 to report that he had shot dead an intruder who was attacking his wife, Donnah. Police closed the case the next day, but was the matter truly resolved?

Paul Solomon returns home to find his wife dead on the living room floor.

Atif Rafay returns to his home to find his parents bludgeoned to death and his sister clinging to life.

In 2001, police in a small town in Wales were stunned by the ritualistic murder of an elderly woman. Evidence from the scene points to the disturbing possibility that the killer believes himself to be a vampire.

A look at the 1969 murder of a trainee nurse in a small Canadian city. The young man who was eventually convicted of the crime later became the focus of a campaign to clear his name, when new forensic techniques threw doubt on his guilt.