Army Reserve Staff Sgt. Richard Saenz (left) of the 329th Combat Sustainment Support Battalion (CSSB), headquartered in Parsons, Kansas, briefs Brig. Gen. Vincent B. Barker (right), commanding general of the 310th Sustainment Command (Expeditionary), on responsibilities during Warrior Exercise (WAREX) 86-16-03 at Ft. McCoy, Wis., July 12, 2016. WAREX is designed to keep Soldiers all across the United States prepare to deploy.