Members of the 307th RED HORSE Squadron clean their weapons after a field training exercise at Barksdale Air Force Base, La., Sept. 11, 2014. More than 170 Airmen from both the 307th RHS and 307th Civil Engineer Squadron participated in a bivouac designed to complete yearly requirements in field and contingency skills training. (U.S. Air Force photo by Master Sgt. Jeff Walston/Released)