Metal spark
DOVER AIR FORCE BASE, Del. (AFPN) -- Senior Airman Duane Miles prepares metal for C-5 Galaxy engine maintenance. Airman Miles is assigned to the 512th Equipment Maintenance Squadron. The squadron is a unit of the 512th Airlift Wing, which is the only Air Force Reserve Command unit in Delaware and has 1,870 Reservists. Airmen of the 512th AW work side-by-side with the 436th Airlift Wing to maintain and fly the C-5 Galaxy. (U.S. Air Force photo by Jason Minto)