In historic military tradition, command of the Kansas City District, U.S. Army Corps of Engineers transferred today from Col. Travis Rayfield to Col. Andrew Niewohner. In a ceremony at the National World War I Museum and Memorial in Kansas City, Missouri, Niewohner received the traditional guidon from Rayfield through Brig. Gen. William C. Hannan, Jr., the commander of the Northwestern Division, USACE, thus assuming command of the district.