Aircrew members from the 70th Air Refueling Squadron, 79th ARS, 301st Airlift Squadron and the 312th AS fire M9 weapons during an M9 qualification class at the 349th Security Forces Squadron Combat Arms Training range on Apr. 17, 2016 at Travis Air Force Base, Calif. The qualification is a general requirement for aircrew members and is also a required qualification for deploying. (U.S. Air Force photo/Airman 1st Class Shelby R. Horn)