U.S. Army Battalion and Brigade Commanders, Command Sergeant Majors and their spouses attending the Pre-Command Course listen to Army Chief of Staff Gen. Ray Odierno, Sgt. Maj. of the Army Raymond F. Chandler III and their spouses at the Command and General Staff School at Fort Leavenworth, Kan. April 10, 2013. (U.S. Army photo by Staff Sgt. Teddy Wade/ Released)