Col. Gardner escorts Deputy Secretary Hamre as they inspect the troops. Col. Greg Gardner (left), U.S. Army, escorts Deputy Secretary of Defense John J. Hamre, as they inspect the troops at the Pentagon. Secretary of Defense William S. Cohen hosted the Full Honors Review and Welcoming Ceremony in honor of Hamre's new position on Sept. 8, 1997. Gardner is the Commander, 3rd U.S. Infantry (Old Guard). SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 381877-W-CBX63-582.jpg Photo Gallery