Matt Carpenter singled in the go-ahead score to ignite a three-run sixth inning as the Cardinals beat the Reds, 4-2. Pete Kozma and Daniel Descalso also singled in runs in the frame for St. Louis, which took the final two of the three-game series at Busch Stadium. Carlos Beltran hit his seventh home run of the year for the Redbirds. Lance Lynn pitched seven innings of one-run ball to improve to 5-and-0. Edward Mujica posted his sixth save. The Cards and Brewers continue the four-game series tonight.