Senior Master Sgt. Stephen Horning, Combat Airman Skills Training student, provides cover fire for his team on Joint Base San Antonio-Camp Bullis, Texas, Nov. 15, 2013. CAST was designed by Air Education and Training Command to standardize pre-deployment combat training for Air Force personnel. (U.S. Air Force photo by Airman 1st Class David R. Cooper/Released)
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2013-11-15 14:20
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/usairforce/11295142676/">Cover Fire</a>