Robbery

A man charges into a bank wearing a balaclava and wielding a handgun. He shouts "This is a raid - everyone get on the floor!", and proceeds to empty the cash drawers. As he runs towards the door with the loot, a brave customer yanks off his balaclava. The robber immediately shoots the customer in the head and shouts "Did anybody else here see my face?". The robber notices another customer peering from behind a counter and goes over and shoots him in the head also. "Did anybody else see my face?" He shouts again, waving his gun around. There is a silence for a few seconds before a male voice is heard from a distant corner. "I think my wife caught a glimpse..."