Rear Adm. Patrick Driscoll commander of Strike Group 10, gives a thumbs-up after a pre-flight check of his aircraft by his plane captain, Airman Chelsea Pygott, aviation machinist's mate, aboard the aircraft carrier USS Harry S. Truman. Harry S. Truman is deployed as part of the Harry S. Truman Carrier Strike Group supporting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility.