180418-N-VK310-0007 PHILIPPINE SEA (April 18, 2018) An F-35B Lightning II assigned to Marine Fighter Attack Squadron (VFMA) 121 takes off from the flight deck of the amphibious assault ship USS Wasp (LHD 1) to conduct an expeditionary strike (EXPOSTRIKE) as part of CERTEX. The 31st MEU and Amphibious Squadron 11 conduct a Certification Exercise (CERTEX) as the final evaluation in a series of training exercises which ensures readiness for crisis response throughout the Indo-Pacific region.(U.S. Navy photo by Mass Communication Specialist 3rd Class Michael Molina/Released)