Police say the call came in around 8:40.
The victim is an 88-year-old man, who told police a man put a gun to his back before he could get to his car, demanding his wallet.
After giving the wallet over, police say a car drove up, driven by a white female. The suspect got into the car and they drove away.
Police say the victim describes the suspect as either white or Hispanic, around 5'6" tall, wearing a black athletic jacket and a stocking cap.
Officers are reviewing video evidence to try to identify both suspects. They say the vehicle is a grey or silver car.
The content's of the victims wallet were not disclosed.