Lt. Col. John Hudson, U.S. Army Corps of Engineers Nashville District commander presents 5-year Corps employess with a certificate of appreciation at a ceremony Aug. 15, 2013. The U.S. Army Corps of Engineers Nashville District celebrated 125 years of service to the Cumberland and Tennessee Rivers Basins and to the nation at an open house and award ceremony that culminated with the announcement of two Distinguished Civilian Employees at the Estes Kefauver Federal Building.