U.S. Navy Chief Aviation Boatswain's Mate (Handling) Shawn Riley, center right, instructs Sailors on proper fire hose handling techniques June 27, 2014, during a general quarters drill on the flight deck of the aircraft carrier USS George H.W. Bush (CVN 77) in the Persian Gulf. The George H.W. Bush supported maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility.