ROBINS AIR FORCE BASE, Ga. -- Benjie Wisham, left, 78th Civil Engineer Squadron high voltage electrician and Clint Cart, 78th Civil Engineer Squadron high voltage electrician, replace old exterior lights with energy efficient LED lights at the 78th Air Base Wing Headquarters at Robins Air Force Base, Georgia, Aug. 13, 2020. LED lights are up to 80% more efficient than traditional lighting such as fluorescent and incandescent lights. (U.S. Air Force photo by Joseph Mather)