363rd TRS armament course
Tech Sgt. Carlos Ochoa, 363rd Training Squadron instructor, shows armament apprentice course student Airman Abrianna Alexander how to disassemble the M61A1 gun system at Sheppard Air Force Base, Texas, Jan. 12, 2018. Alexander is block 11 of 14 and scheduled to graduate Feb. 9. (U.S. Air Force photo by Alan R. Quevy)