Army Reserve Chief Warrant Officer 2 Gerald Crumlin, 4-410th Brigade Support Battalion, Ft. Knox, conducts an after action review (AAR) for the day's exercise during Warrior Exercise (WAREX) 86-16-03 at Fort McCoy, Wis., July 20, 2016. WAREX is designed to keep Soldiers all across the United States ready to deploy. (U.S. Army photo by Thomas Watters/Released)