U.S. Army Staff Sgt. Matthew Bradford, 249th Engineer Battalion Charlie Company Prime Power production specialist, stands at the Washington Aqueduct during Exercise Empire Rising 2021 in Washington, D.C., July 14, 2021. During the validation exercise, the 249th Prime Power “Spartans” assessed power generators that helps the Washington Aqueduct’s drinking water production that services approximately one million citizens living, working, or visiting in the District of Columbia, Arlington County, Virginia, and other areas in northern Virginia to include portions of Fairfax County. (U.S. Army photo by Greg Nash)