Senior Airman Anthony Green tests the panel fan on an A-10 Thunderbolt II Dec. 30, 2013, at Bagram Airfield, Afghanistan. The A-10 Thunderbolt II provides close-air support for troops on the ground. Green is a 455th Expeditionary Maintenance Squadron electrical environmental journeyman. He is deployed from the 23rd Component Maintenance Squadron at Moody Air Force Base, Ga. (U.S. Air Force photo by Senior Airman Kayla Newman)