An Unmanned X-47B launches from the USS George H. W. Bush

Dave Lorenz, left, and Bruce McFadden, deck operators for Northrop Grumman, discuss the launch of an X-47B Unmanned Combat Air System (UCAS) demonstrator Tuesday, May 14, 2013 on the flight deck of the aircraft carrier USS George H.W. Bush (CVN 77). Lorenz and McFadden operated the X-47B as it taxied from the aircraft elevator to the catapult. George H.W. Bush is the first aircraft carrier to successfully catapult launch an unmanned aircraft from its flight deck. UPI/Timothy Walter/US Navy