When a 72-year-old woman is found dead in her bed, police find DNA evidence linking a suspect. With no confirmed cause of death, they turn to advanced forensics to uncover the truth. 

Examining the death of 17-year-old Connor Lyons, whose body was discovered next to a riverbank in Hull by a dog walker. With no obvious injuries, investigators questioned whether this was the result of a tragic accident, suicide, or something more sinister. Detectives were left searching for answers until a social media post led them to suspect foul play.