shell casings from a .50 caliber machine gun around the feet of a soldier. - machine gun stock pictures, royalty-free photos & images
{"Image ImageDescription": "Arabian Sea, January 18, 2012 - Shell casings from a .50 caliber machine gun collect around the feet of an Aviation Ordnanceman as he fires on a floating target during a live-fire exercise aboard the Nimitz-class aircraft carrier USS Carl Vinson."}