Army promotes Nashville District deputy commander to lieutenant colonel
Retired Lt. Gen. William Grisoli addresses guests during a promotion ceremony for Lt. Col. Todd A. Mainwaring, U.S. Army Corps of Engineers Nashville District deputy commander, Feb. 2, 2024, at the Nashville District Headquarters in Nashville, Tennessee. The retired general, who officiated the promotion, previously served with Mainwaring as an instructor at the U.S. Military Academy. (USACE Photo by Lee Roberts)