Police in Los Angeles say they've arrested a woman for trying to steal a car from a nurse who stopped to help an accident victim.
The good Samaritan left the keys in her car and ran to help.
Police charge Deserie Guzman hopped in the car and started the engine.
The nurse was dragged down the street when she tried to grab the keys.
She suffered minor injuries.
Guzman was arrested shortly afterward.
