Commander of Troops Col. <PERSON> (center), U.S. Army, escorts Secretary of Defense <PERSON> (left) and retiring Chairman of the Joint Chiefs of Staff Gen. <PERSON> (right), U.S. Army, after they inspected the troops at a ceremony at Fort Myer, Va., on Oct. 2, 2001. Laufenburg is the commander 3rd United States Infantry (The Old Guard).