180928-N-ZB537-041 NORTH ATLANTIC (Sept. 28, 2018) F-35 Patuxent River Integrated Test Force test pilots, U.S. Marine Corps Maj. Michael Lippert and Royal Navy Cmdr. Nathan Gray, continue first of class flight trials (fixed wing) developmental test flights aboard the Royal Navy aircraft carrier HMS Queen Elizabeth (R08), Sept. 28, 2018. (U.S. Navy photo courtesy of Lockheed Martin by Dane Wiedmann/Released)