FOXBOROUGH, Mass. (May 15, 2006) -- Doug Flutie retired from pro football, ending a 21-year career in which the Heisman Trophy winner puzzled both opposing defenses and his own coaches with his unconventional style at quarterback. The decision by the 43-year-old Flutie was announced by the New England Patriots, for whom he played five games last season. Flutie spent 12 seasons in the NFL and also played in the USFL and the Canadian Football League. He won the CFL's Most Outstanding Player award six times and the league's Grey Cup championship three times. Flutie finishes with 14,715 passing yards and...