Unknown Soldier Body bearers carry the unknown soldier from the USS Olympia to a horse-drawn caisson to transport the body to the U.S. Capitol, Nov. 9, 1921. Among the saluting officers is Gen. John Pershing, who commanded the American Expeditionary Forces. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: Army photo VIRIN: 211109-O-D0439-001.JPG Photo Gallery