Happy Birthday, Constitution Day!Today is Tuesday, Sept. 17, the 260th day of 2002. There are 105 days left in the year.Today's Highlight in History: On Sept. 17, 1787, the Constitution of the United States was completed and signed by a majority of delegates attending the constitutional convention in Philadelphia. In 1920, the American Professional Football Association - a precursor of the National Football League - was formed in Canton, Ohio. Today's Birthdays (other than ConstitutionDay's): Actor David Huddleston is 72. Actress Anne Bancroft is 71. Actress Dorothy Loudon is 69. Sen. Charles E. Grassley, R-Iowa, is 69. Actor Paul Benedict...