Kyle: The Gunman Who Divided America

Misogyny? Mistakes? Misconduct? One family’s fight for truth, justice and change

An extraordinary story. Annie Borjesson's death was reported as suicide – but was it?

Ellie Williams claimed she was a rape victim. This is how police exposed lie after lie

Looking for answers. She murdered her boyfriend, but is Fri a victim as well as a killer?

Seven years, eight victims. The story of a killer who terrorised Toronto's gay village

The BBC Disclosure investigation that helped catch the killer of Emma Caldwell.

Minor incidents – huge impact. The beat coppers who helped take down major criminals

A single text message, hidden amongst thousands, nails a serial fraudster.

The front line of trauma and crisis - every detective has a case that's never left them

The team uncovers new evidence in the unsolved murder of Maureen Mulcahy.

Scotland’s biggest manhunt. The notorious serial killer who’s never been caught

Detectives in Edinburgh hunt the killers of two young women.