ANDREWS AIR FORCE BASE, Md. -- Tech. Sgt. Walter King, 459th Maintenance Squadron aerospace ground equipment specialist, troubleshoots a battery fault on a generator. (U.S. Air Force photo/Tech. Sgt. Eric Sharman)
ANDREWS AIR FORCE BASE, Md. -- Tech. Sgt. Dwayne Robinson, 459th Maintenance Squadron aerospace ground equipment mechanic, performs an oil change on a nitrogen cart. (U.S. Air Force photo/Tech. Sgt. Eric Sharman)