U.S. Air Force Airman 1st Class Tyler Talbot, 633rd Civil Engineer Squadron water and fuel systems maintenance journeyman, detaches a water pipe at Joint Base Langley-Eustis, Va., Dec. 7, 2017. To prevent pipes from bursting during the winter months, the 633 CES turns off water pipes to facilities that are prone to freezing temperatures. (U.S. Air Force photo by Airman 1st Class Tristan Biese)