St. Louis Cardinals infielder Matt Carpenter (back, shoulder) began hitting and fielding drills this week. The team is reportedly concerned about both Carpenter's back and his shoulder, which may lead them to sticking him at first base. Originally, Carpenter was being looked at as a super-utility infielder who could play almost any infield position. For now, manager Mike Matheny said, "I don't think anything has changed really in our mindset. [...]