U.S. Navy Aviation Ordnanceman Airman Trevon Williams, center, loads a .50-caliber machine gun before a live-fire exercise aboard the aircraft carrier USS George H. W. Bush (CVN 77) in the Atlantic Ocean Feb. 23, 2014. The George H. W. Bush was deployed to the U.S. 5th Fleet and U.S. 6th Fleet areas of responsibility supporting maritime security operations and theater security cooperation efforts.