A Soldier from the 1st Battalion, 158th Field Artillery

A Soldier from the 1st Battalion, 158th Field Artillery Regiment, 45th Field Artillery Brigade, Oklahoma Army National Guard prepares a High Mobility Artillery Rocket System for an inspection at Altus Air Force Base, Oklahoma, June 2. The Oklahoma Army National Guard Soldiers are working together with Airmen from the 97th Air Mobility Wing to conduct a joint inspection and movement of High Mobility Artillery Rocket Systems from Altus Air Force Base to Fort Smith, Arkansas for Western Strike, an annual training exercise that tests field artillery units' readiness. (Oklahoma Army National Guard photo by Sgt. Jordan Sivayavirojna)