130814-N-ML172-278 ATLANTIC OCEAN (Aug. 14, 2013) An F-35B Lightning II aircraft lands aboard the amphibious assault ship USS Wasp (LHD 1) during the second at-sea F-35 developmental test event. The F-35B is the Marine Corps variant of the joint strike fighter and is undergoing testing aboard Wasp. (U.S. Navy photo by Mass Communication Specialist Seaman Michael T. Forbes II/Released)