160811-N-QN175-100 ARABIAN GULF (Aug. 11, 2016) Hospital Corpsman 3rd Class Christian Bergevin, right, conducts Aviation Boatswain's Mate (Equipment) Airman Ouniwa Polo’s vision test in the aviation medical wing of the aircraft carrier USS Dwight D. Eisenhower (CVN 69). The ship and its Carrier Strike Group are deployed in support of Operation Inherent Resolve, maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist Seaman Dartez C. Williams/Released)