Senior Airman Josian Rivero-Thomas, 89th Communication Squadron cable and antenna systems technician, prepares to oversee fellow technicians as they climb a tower at a remote location near Joint Base Andrews, Md., Feb. 19, 2019. The technicians are responsible for maintaining 65 antenna systems across JBA and two remote locations, valued at $27 million. (U.S. Air Force photo by Senior Airman Alyssa D. Van Hook)