FILE - In this June 22, 1938 file photo, boxer Joe Louis, left, knocks out Max Schmeling in the first round to win the heavyweight title at Yankee Stadium in New York. Can the Mayweather-Pacquiao fight ever live up to its hype? Comparing this fight to other great matches in history that actually lived up to their hype, and to several that were disappointments. (AP Photo/File)