Washington Nationals' Jose Lobaton (59) hits a double that scored Kevin Frandsen during the third inning of a baseball game, as Houston Astros catcher Jason Castro (15) reaches for the pitch Tuesday, April 29, 2014, in Houston. (AP Photo/David J. Phillip)
Washington Nationals starting pitcher Gio Gonzalez throws to a Houston Astros batter during the first inning of a baseball game Tuesday, April 29, 2014, in Houston. (AP Photo/David J. Phillip)
Houston Astros starting pitcher Jarred Cosart throws against the Washington Nationals during the first inning of a baseball game Tuesday, April 29, 2014, in Houston. (AP Photo/David J. Phillip)
Washington Nationals' Jayson Werth, right, is congratulated by Ian Desmond after hitting a home run against the Houston Astros during the first inning of a baseball game Tuesday, April 29, 2014, in Houston. (AP Photo/David J. Phillip)
Washington Nationals' Adam LaRoche (25) watches a single that scored Denard Span during the ninth inning of a baseball game, in front of Houston Astros catcher Jason Castro on Tuesday, April 29, 2014, in Houston. (AP Photo/David J. Phillip)