180917-N-VL146-005 PHILADELPHIA (Sept. 17, 2018) Rear Adm. Duke Heinz, center, discusses aircraft readiness issues with Matt Shipley, Deputy Assistant Secretary of Defense for Force Readiness, during a visit to Naval Supply Systems Command Weapon Systems Support (NAVSUP WSS), Sept. 17, 2018. The visit helped NAVSUP WSS explain some of its aircraft supply challenges and how the Department of Defense can help with aircraft readiness issues. (U.S. Navy photo by Maddie Klebe/Released)