US Navy 070719-N-7981E-237 Aviation Ordnanceman Airman Jason Rowe fires a .50-caliber machine gun from the fantail of Nimitz-class aircraft carrier USS Abraham Lincoln (CVN 72) during a graded, live-fire killer barrel exercise
著者: U.S. Navy photo by Mass Communication Specialist 3rd Class James R. Evansソース: commons.wikimedia.org