SAN FRANCISCO, Oct 26 - Madison Bumgarner made a stunning return to the starting rotation on Thursday to help the San Francisco Giants move to a commanding two-game lead in the World Series. The crafty southpaw baffled the Detroit Tigers' hitters for seven innings, giving up just two hits while striking out eight before giving way to relievers Santiago Casilla and Sergio Romo. Bumgarner's effort helped the Giants beat the Tigers 2-0 on Thursday in front of 43,000 at a boisterous AT&T Park and pushed the club closer to its second title in three years in the Fall Classic. ...