Master Sgt. Chet Nance, 434th Security Forces Squadron non-commissioned officer in charge of Combat Arms, checks the chamber of an M107A1 anti-materiel rifle before clearing it for use at Camp Atterbury-Muskatatuk, Ind., April 19, 2017. Grissom Airmen met at the Southern Indiana Army camp to complete their pre-deployment qualifications on multiple weapons systems during a week-long training operation.

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Keywords: 434, air, america, arb, archive, armed, army, arw, catm, defence, force, forces, grissom, military, navy, reportage, service, serviceman, servicemen, sfs, soldier, states, united, usa