Senior Master Sgt. James Robbins displays proper building clearing procedures in an urban environment March 5, 2014 at Silver Flag Alpha, 99th Ground Combat Training Squadron Range, Nev. Robbins is an instructor and also the superintendent of operations for the 99th GCTS. 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