Col. John W. Chastain III, 332nd Expeditionary Maintenance Group commander, right, relinquishes the guidon to Brig. Gen. Kyle W. Robinson, 332nd Air Expeditionary Wing commander, during a change of command ceremony July 1, 2017 in Southwest Asia. The passing of a unit’s guidon symbolizes a transfer of command. (U.S. Air Force photo/Senior Airman Damon Kasberg)