On July 30, 2011, the Astros traded OF Hunter Pence, the team's 2010 leader in home runs, to the Philadelphia Phillies. On July 31, they traded OF Michael Bourn to the Atlanta Braves. On September 17, the Astros clinched their first 100-loss season in franchise history, On September 28, the Astros ended the season with an 8–0 home loss to the St. Louis Cardinals. Cardinals pitcher Chris Carpenter pitched a complete game, two-hit shutout in the game, enabling the Cardinals to win the National League Wild Card, where they went on to beat the Texas Rangers in the World Series, with Lance Berkman being a key player in their championship victory. The Astros finished with a record of 56–106, the worst single-season record in franchise history (a record which would be broken the following season).