S68-20986 (4 April 1968) --- Scene at the flight operations director's console in the Mission Control Center, Building 30, during the Apollo 6 (Spacecraft 020/Saturn 520) unmanned space flight. Left to right, are Air Force Maj. Gen. Vincent G. Huston, DOD Manager, Manned Space Flight Operations, Andrews Air Force Base, Washington, D.C.; Dr. Christopher C. Kraft Jr., MSC director of flight operations; George M. Low, manager, MSC Apollo Spacecraft Program Office; and Dr. Robert R. Gilruth, MSC Director.