U.S. Navy Aviation Machinists Mate 2nd Class Vasya Mstislavski performs maintenance on the rotor of an MH-60S Seahawk helicopter attached to Helicopter Sea Combat Squadron (HSC) 12 on the flight deck of the aircraft carrier USS George Washington (CVN 73) as the ship returns to sea to participate in Operation Damayan after a scheduled port visit to Hong Kong Nov. 12, 2013. U.S. Marine Corps and Navy forces were deployed to the Philippines to support humanitarian efforts in response to Typhoon Haiyan.