In Japan tonight, it's tomorrow morning, and the long awaited opening of Expo '70. Direct from the fairground, Xerox presents an hour-long color special, with CBS Correspondent Charles Kuralt. Highlights from over 100 colorful pavilions, including the most exciting film exhibits, and an air borne tour of the entire 815-acre Expo site. Beamed to the U.S. and Latin America by satellite in a dramatic television first.