20230720-A-ZT447-1006 Soldiers assigned to the 323rd Chemical Company, 476th Chemical Battalion, receive classroom instruction on mine-resistant, ambush-protected all-terrain vehicle operation as part of the Mobilization Exercise level II at Fort McCoy, Wisconsin, July 20, 2023. MOBEX II is meant to train and validate U.S. Army Reserve Soldiers to conduct post-mobilization and deployment operations necessary to provide a combatant commander with trained and ready forces. (U.S. Army photo by Staff Sgt. Trenton Lowery)