It was 8:14 p.m. back on September 20th when the victim went to make a withdrawal from an ATM machine at the First Niagara Bank on the 9700 Bustleton Avenue.
Surveillance footage shows the suspect approach the victim from behind, and within seconds the suspect had a handgun shoved into the victim's chest.
Police say when the victim resisted the suspect's demands for cash, the gunman pistol whipped the man in the head, knocking him to the ground.
The suspect then fled the scene in a silver Ford Taurus. He is described as a black male, 30 years-of-age, 6'0?, wearing a black baseball cap, dark colored leather jacket and sneakers.
Anyone with information is urged to contact Philadelphia Police at 215-686-TIPS (8477), text a tip to PPD TIP (773847) or through PhillyPolice.com.