161221-N-QI061-348 MEDITERRANEAN SEA (Dec. 21, 2016) Aviation Boatswain’s Mate Airman Ouniwa Polo performs pre-flight checks on an E2-C Hawkeye assigned to the Screwtops of Airborne Early Warning Squadron (VAW) 123 on the flight deck of the aircraft carrier USS Dwight D. Eisenhower (CVN 69). Dwight D. Eisenhower, deployed as part of the Eisenhower Carrier Strike Group, is conducting naval operations in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe. (U.S. Navy photo by Mass Communication Specialist 3rd Class Nathan T. Beard/Released)