Iraq. The war on terror. The economy. The Big Game of the season will be won or lost on these points. But there's another blood-and-guts battle being played out: in the trenches, inside the 20-yard lines, with balls, blitzes and barbs. America, which of these men George W. Bush or John F. Kerry will you select to become Sportsman-in-Chief? Sports kitsch has long been part of the political pitch. Ronald Reagan was the Gipper. Gerald Ford was the former football player who terrorized spectators with his wild golf swing. Richard Nixon called in plays for the Washington Redskins. Jimmy Carter...