Col. Kevin Gordon, 436th Airlift Wing vice commander, congratulates Senior Master Sgt. John Tingle, 436th Civil Engineer Squadron superintendent, on his promotion to chief master sergeant following a recognition banquet Jan. 10, 2015, at the Landings Club on Dover Air Force Base, Del. As a chief master sergeant, Tingle will hold a rank that represents less than one percent of the total enlisted Air Force. (U.S. Air Force photo/Airman 1st Class William Johnson)
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