Senior Airman Trevor Taylor, 23d Civil Engineer Squadron (CES) structural journeyman, attaches an electrode to an arc welding electrode holder Nov. 19, 2019, at Moody Air Force Base, Ga. The 23d CES structural specialists construct and repair buildings and other structures from the foundation up. They are experienced in all types of structural materials including wood, masonry, concrete and sheet metal, which involves welding and soldering. (U.S. Air Force photo by Airman Megan Estrada)