Murder, rape, guns - gridiron's rap sheet

NFL tarnished by a number of high-profile cases

Murder, rape, domestic violence, weapons charges, drug crime and animal cruelty: National Football League stars past and present have accumulated an ever-lengthening rap sheet over the years.

For some, the murder conviction of former New England Patriots star Aaron Hernandez on Wednesday confirms the view that American football is the red light district of professional sport.