Phillies shortstop Jimmy Rollins left Saturday's game against the Pittsburgh Pirates during the third inning with a bruised right knee. Rollins fouled a ball off his knee during the first at-bat of the game. He stayed in the game and doubled before scoring. But the 2007 National League MVP was noticeably limping throughout the following two innings and Wilson Valdez eventually replaced him in the lineup. After the game, he was walking with a pronounced limp but did not seem overly concerned the injury was serious. No x-rays were taken, and Phillies manager Manuel said Rollins is day to day, though he is not expected to be in the lineup Sunday. Read more: http://sports.espn.go.com/mlb/news/story?id=6626562