Chief Master Sgt. Alan Boling, command chief for the 8th Air Force, fires an M9 pistol at the Combat Arms Training and Maintenance facility during a visit to Ellsworth Air Force Base, S.D., March 9, 2017. CATM instructors are Security Forces members who train base personnel on the use of fire arms, while overseeing, maintaining and repairing all fire arms assigned to them. (U.S. Air Force photo by Airman 1st Class Donald C. Knechtel)