U.S. Navy Aviation Ordnanceman Airman Bruce P. Jazwinski mans a .50 caliber machine gun during a general quarters drill July 29, 2011, aboard the aircraft carrier USS George H.W. Bush (CVN 77) while under way in the Arabian Sea. George H.W. Bush was deployed to the U.S. 5th Fleet area of responsibility conducting maritime security operations and support missions as part of operations Enduring Freedom and New Dawn.