170223-N-IE397-035 NORFOLK (Feb 23, 2017) Airmen Thomas Doan, left, and Matthew Burrus secure self-contained breathing apparatuses in a locker aboard the aircraft carrier USS Dwight D. Eisenhower (CVN 69). The ship is pier side during the sustainment phase of the optimized fleet response plan. (U.S. Navy photo by Mass Communication Specialist 3rd Class Christopher A. Michaels/Released)