U.S. Navy Aviation Machinist Mate Vasya Mstislavski conducts maintenance on an MH-60S Seahawk helicopter assigned to Helicopter Sea Combat Squadron (HSC) 12 in the hangar bay of the aircraft carrier USS George Washington (CVN 73) in the South China Sea Nov. 5, 2013. The George Washington was underway in the U.S. 7th Fleet area of responsibility supporting maritime security operations and theater security cooperation efforts.