KABUL, Afghanistan (July 25, 2018) – An Afghan airmen opens the gun access panel housing to get familiar with the A-29’s .50 caliber machine gun July 22, 2018, Kabul Air Wing, Afghanistan. The Afghan airman is part of the first A-29 maintenance class to be taught by an Afghan instructor. (U.S. Air Force photo by Staff Sgt. Jared J. Duhon)