11/1/2012 - Senior Airman James Starr, 2nd Civil Engineer Squadron structural journeyman, fastens down a board while patching a roof on Barksdale Air Force base, La., Nov. 1. The 2 CES structural Airmen are trained in carpentry, welding, sheet metal and masonry to provide structural support to Barksdale. (U.S. Air Force photo/Senior Airman Sean Martin)(RELEASED)