Edgar Renteria got the Cardinals back into the ballgame. Scott Rolen put them ahead.
Adam Dunn hit a pair of two-run homers, the first putting Cincinnati ahead to stay, and the Reds beat the Texas Rangers 8-5 Tuesday night.
The Cleveland Indians traded infielder-outfielder Russell Branyan to the Cincinnati Reds on Friday for minor league first baseman Ben Broussard.
The Reds traded outfielder Alex Ochoa to the Colorado Rockies on Thursday for second baseman Todd Walker and outfielder Robin Jennings, a move that opened room for Cincinnati's top prospect.