New Secretary of the Army Cyrus R. Vance and Defense Department General Counsel John T. McNaughton are sworn-in by Secretary of Defense Robert S. McNamara at the Pentagon. Swearing-in ceremony for new Secretary of the Army, Cyrus R. Vance, and General Counsel of the Department of Defense, John T. McNaughton, at the Pentagon. Military Aide to the President, General Chester V. Clifton (left), shakes hands with Secretary of Defense, Robert S. McNamara. Mr. McNaughton stands in background; young boy (standing in center, partially hidden) is unidentified. Arlington, Virginia.