Col. Eric Brandes, 512th Maintenance Group commander, congratulates Senior Master Sgt. Steven Dirksen, 436th Operations Support Squadron superintendent, on becoming a chief master sergeant-select at the Dover Chief Induction Ceremony Jan. 9, 2016, at the Landings on Dover Air Force Base, Del. Chief master sergeants make up less than one percent of the total enlisted Air Force. (U.S. Air Force photo/Senior Airman William Johnson)
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