ANDERSEN AIR FORCE BASE, Guam - Senior Master Sgt. James Clay, 36th Maintenance Squadron, explains the functions the Structural Maintenance Element perform here to 13th Air Force Command Chief Master Sgt. Todd Salzman Oct. 16. The element fabricates sheet metal parts and installs fasteners for aircraft. (U.S. Air Force photo by Airman 1st Class Courtney Witt)