180320-N-ON977-0081 APRA HARBOR, Guam (March 20, 2018) Navy Diver 2nd Class David Lang, assigned to the Naval Base Guam Dive Locker, checks his dive gear before diving in Apra Harbor at Naval Base Guam, March 20, 2018. The dive was part of a mission to monitor the progress of a coral transplant effort undertaken by Navy Base Guam in order to ensure the success of environmental compliance efforts. (U.S. Navy Combat Camera photo by Mass Communication Specialist 2nd Class Alfred A. Coffield/Released)