SOUTHWEST ASIA -- Staff Sgt. Joseph Stone, 379th Expeditionary Maintenance Squadron Test, Measurement and Diagnostic Equipment Flight, operates a battery reflex charger, which checks the functionality of aircraft batteries. The TMDE Flight provides timely and precise calibration of equipment in the area of responsibility. It supports more than 290 work centers and 19 bases in 10 countries throughout the AOR. (U.S. Air Force photo/Master Sgt. Brendan Kavanaugh)