A woman was run over and killed by her own car outside a church in Bowie, Md. on Sunday, police said.

Witnesses said the woman, who was described as elderly, appeared to be parking her car at St. Edwards Catholic Church on Mitchellville Road before 11:30 a.m. As she started exiting the car the vehicle started rolling backward and the driver's-side door hit the her. The blow knocked the woman onto the ground and the car then rolled over her body. When authorities arrived on the scene, the woman was lying on the asphalt without a pulse. She was later pronounced dead at Bowie Health Center. Police say it appears the woman failed to put the car in park.