Lt. Col. Eugene Gussenhoven, 303rd Maneuver Enhancement Brigade, 9th Mission Support Command, briefs Brig. Gen. John E. Cardwell 9th Mission Support Command, on phase three current operations during the Imua Dawn exercise at Sagamihara Depot, Japan, 1 July. Imua Dawn is a Command Post Exercise designed specifically for Maneuver Enhancement Brigades and is a U.S. Pacific Command focused, brigade-level CPX for USPACOM and U.S. Army Pacific Command assigned forces. Brigade and battalion level staffs are required to perform critical collective tasks during the exercise.