doug martin

A wrongful death lawsuit was filed against Oakland police and an ambulance company claiming excessive force and delayed medical care led to the running back's death during a mental health crisis.

Martin is best known for his stellar career with the Tampa Bay Buccaneers. A cause of death has not been released and an autopsy will be conducted.

Tampa Bay running back Doug Martin has been suspended four games for violating the NFL's policy on performance enhancing substances and said Wednesday…