In a formal change of command ceremony, Major General John W. Peabody will transfer command of the Mississippi Valley Division, U.S. Army Corps of Engineers, to Brigadier General Peter A. “Duke” DeLuca, Tuesday, September 24. The ceremony will be officiated by the Corps' Chief of Engineers, Lieutenant General Thomas Bostick, and will take place at 10:00 a.m. in the Vicksburg Convention Center.