Houston Astros starting pitcher Armando Galarraga questions a balk call against him that resulted in a run scored by Washington Nationals' Bryce Harper in the first inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Washington Nationals' Gio Gonzalez follows through on a pitch against the Houston Astros in the first inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Houston Astros' Armando Galarraga delivers a pitch against the Washington Nationals in the first inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Washington Nationals' Gio Gonzalez, left, and Kurt Suzuki (24) head for the dugout after Gonzalez hit a two-run home run against the Houston Astros in the second inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Washington Nationals' Gio Gonzalez rounds the bases in front of Houston Astros' Marwin Gonzalez after hitting a two-run home run in the second inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Washington Nationals' Stephen Lombardozzi, left, is tagged out by Houston Astros catcher Carlos Corporan before reaching home plate in the first inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Houston Astros starting pitcher Armando Galarraga hangs his head after giving up a two-run home run to Washington Nationals pitcher Gio Gonzalez in the second inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Washington Nationals' Bryce Harper, left, talks with home plate umpire Angel Hernandez after striking out in the fourth inning of a baseball game against the Houston Astros, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Houston Astros third baseman Matt Downs makes a wild throw to first base for an error allowing Washington Nationals' Ryan Zimmerman to score and Jayson Werth to reach second base in the seventh inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Washington Nationals pitcher Gio Gonzalez grins after catching a line drive from Houston Astros' Carlos Corporan to end the sixth inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Washington Nationals second baseman Stephen Lombardozzi makes the throw to first base for the out on Houston Astros' Jose Altuve in the eighth inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Washington Nationals' Gio Gonzalez delivers a pitch against the Houston Astros in the fifth inning of a baseball game, Wednesday, Aug. 8, 2012, in Houston. (AP Photo/Pat Sullivan)

Washington Nationals pitcher Gio Gonzalez tosses the ball up in the ninth inning of a baseball game against the Houston Astros, Wednesday, Aug. 8, 2012, in Houston. Gonzalez pitched a complete game to defeat the Astros 4-3 for his 14th win of the season. (AP Photo/Pat Sullivan)