Gen. Clark passes the colors to NATO Secretary General Lord George Robertson. Outgoing Supreme Allied Commander Europe Gen. Wesley K. Clark (right) U.S. Army, passes the colors to NATO Secretary General Lord George Robertson (center) who will present them to the new commander Gen. Joseph W. Ralston (left), U.S. Air Force, at a change of command ceremony on May 3, 2000, at Supreme Headquarters Allied Powers Europe Headquarters, Mons, Belgium. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: VIRIN: 055952-B-SBR24-895.jpg Photo Gallery