Col. Joshua Brown (right), deputy director, Mission Command Transformation Integration Directorate, explains use of the Command and Control Integrated Assessment Observation Entry Tool to Maj. Abigail Drew (center), executive officer, Headquarters and Headquarters Battalion, 4th Infantry Division; and Master Sgt. Justin O’Donnell, HHBN operations sergeant major, as part of exercise Ivy Sting 5, March 9, 2026, Fort Carson, Colo.