Brent Powell, Tennessee Valley Authority customer relations manager, U.S. Army Lt. Col. Guillermo Guandique, USACE Louisville District deputy district commander, retired U.S. Army Col. T.W. Williams, AMERESCO, director for Army Programs, U.S. Army Col. Christopher Midberry, Fort Campbell garrison commander, Jessica Stonesifer, Fort Campbell director of Public Works, Lucas Maid, City Light and Power director of regional operations shovel dirt at a goundbreaking ceremony, October 3, 2023 in Fort Campbell, Kentucky. The microgrid project, which incorporates three two-megawatt natural gas generators, will provide the capability for Fort Campbell to meet 100 percent mission capacity for up to two weeks in the event the traditional power grid is affected by weather, cyber or physical threat. (U.S. Army Corps of Engineers photo by Charles Delano)