151217-N-OR652-742 ATLANTIC OCEAN (Dec. 17, 2015) – Master-at-Arms 2nd Class Francisco Pierce clears a hallway during a security training exercise with Naval Criminal Investigative Service aboard the aircraft carrier USS Dwight D. Eisenhower (CVN 69). Dwight D. Eisenhower is underway preparing for its upcoming deployment. (U.S. Navy photo by Mass Communication Specialist Class 3rd Class J. Alexander Delgado/Released)