at Arizona 4, Houston 3: Diamondbacks closer Chad Qualls suffered a dislocated left kneecap when hit by Jason Michaels' line drive on the final play. Shortstop Stephen Drew picked up the ball and threw Michaels out to end the game.
at Philadelphia 3, Atlanta 2: Carlos Ruiz hit a two-run, go-ahead double for the Phillies.
at Milwaukee 4, Pittsburgh 1: The Brewers beat the Pirates for the 21st consecutive time at home.
at St. Louis 2, Washington 1: Adam Wainwright earned his major league-leading 16th victory.