Senior Master Sgt. James Robbins checks an Airman's firing position while clearing a building March 5, 2014, at Silver Flag Alpha, 99th Ground Combat Training Squadron Range, Nev. Robbins was nominated for the Air Force's 12 Outstanding Airman of the Year Award and is the 99th GCTS superintendent of operations. Airman 1st Class

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Keywords: .., 99, 99th, air, base, combat, creech, defense, force, forces, gcts, ground, military, nellis, security, squadron, training, united, war