U.S. Army Maj. Jeremiah A. Afuh II of Lincoln, Neb., chief of operations with the 67th Maneuver Enhancement Brigade, checks communications in the unit’s Tactical Operations Center Aug. 15, 2019, at the Combat Support Tactical Exercise in Fort McCoy, Wis. More than 4,000 troops, including Army, Air Force, Navy and Marines from across the United States, attended the August phase of the event. (U.S. Army photo by Sgt. 1st Class Gary A. Witte, 207th Regional Support Group)