Stories behind some of Britain's youngest murderers are revealed, including Sean Mercer, who killed 11-year-old Rhys Jones, and the murder of Kyron Webb just months after he left London to escape violent crime.
Stories behind some of Britain's youngest murderers are revealed, including Sean Mercer, who killed 11-year-old Rhys Jones, and the murder of Kyron Webb just months after he left London to escape violent crime.