text: BASEBALL - SOSA HAS SURGERY , OUT UP TO SIX WEEKS . CHICAGO 1996-08-27 Chicago Cubs right fielder Sammy Sosa underwent surgery on Monday to remove a fractured bone from his right hand and will miss four to six weeks , the club announced Tuesday . Sosa , a leading candidate for National League Most Valuable Player honours , was injured August 20th when he was hit by a Mark Hutton pitch in the first inning of an 8-1 victory over the Florida Marlins . The 27-year-old Sosa leads the league with 40 homers and is tied for 10th with 100 RBI . The loss of Sosa , who appeared in all 124 games this season , is a huge blow to the Cubs ' playoff hopes .