After ranchers find the body of a teen girl on a riverbank, detectives struggle to find a suspect. Years later, police lift crucial DNA linked to the killer.

After motorists spot a man's body burning on the side of the highway, investigators find evidence of a brutal assassination and fiery cover-up.

When a single father is found murdered, the autopsy reveals discrepancies. Investigators must decode digital clues to reveal a complex plan by a twisted killer.

After a young woman goes missing, children find her body in a rural community miles away. Forensic experts decipher surprising animal hair fibres and DNA evidence.