Jim Tyndall, Plumbing Design and Installation Inc. master plumber, installs polyvinyl chloride piping inside the Jefferson Chambers Dormitory kitchenette during a renovation project at Ellsworth Air Force Base, S.D., July 15, 2013. The $360,000 was funded to provide more space for Airmen of the dorms to prepare and cook meals. (U.S. Air Force photo by Airman 1st Class Anania Tekurio/Released)