Chief highlights
A powerpoint displays highlights of the career of U.S. Air Force Chief Master Sgt. Guillermo Castillo, 23d Maintenance Group wing weapons manager, during Castillo’s retirement ceremony, Jan. 15, 2016, at Moody Air Force Base, Ga. Castillo, a Texas native, began his Air Force career at Lackland Air Force Base, Texas, and later attended technical training at Lowry AFB, Colo., to be trained as an armament specialist. (U.S. Air Force photo by Senior Airman Ceaira Tinsley/Released)