Los Angeles Dodgers' A.J. Ellis reacts as he is hit by a pitch during the second inning of the first baseball game of a doubleheader against the Washington Nationals at Nationals Park Wednesday, Sept. 19, 2012, in Washington. (AP Photo/Alex Brandon)

Washington Nationals' Kurt Suzuki hits an RBI sacrifice fly during the second inning of the first baseball game of a doubleheader against the Los Angeles Dodgers, Wednesday, Sept. 19, 2012, in Washington. (AP Photo/Alex Brandon)

Los Angeles Dodgers starting pitcher Aaron Harang throws during the first inning of the first game of a doubleheader against the Washington Nationals at Nationals Park Wednesday, Sept. 19, 2012, in Washington. (AP Photo/Alex Brandon)

Washington Nationals shortstop Ian Desmond jumps over Los Angeles Dodgers' Mark Ellis after getting the out at second base and completing the double play during the first inning of the first baseball game of a doubleheader, Wednesday, Sept. 19, 2012, in Washington. Andre Ethier was out at first. (AP Photo/Alex Brandon)

Washington Nationals starting pitcher Jordan Zimmermann throws during the first inning of the first game of a baseball doubleheader at Nationals Park Wednesday, Sept. 19, 2012, in Washington. (AP Photo/Alex Brandon)

Washington Nationals' Bryce Harper slides safely into third for a triple as Los Angeles Dodgers third baseman Luis Cruz fields the throw during the fifth inning of the first baseball game of a doubleheader, Wednesday, Sept. 19, 2012, in Washington. The Nationals won 3-1. (AP Photo/Alex Brandon)

Los Angeles Dodgers' Adrian Gonzalez talks with umpire Brian Knight after he struck out during the seventh inning of the first baseball game of a doubleheader against the Washington Nationals at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. The Nationals won the first game 3-1. (AP Photo/Alex Brandon)

Washington Nationals' Bryce Harper (34) celebrates scoring with Adam LaRoche (25) during the fifth inning of the first baseball game of a doubleheader against the Los Angeles Dodgers at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. The Nationals won the first game 3-1. (AP Photo/Alex Brandon)

Washington Nationals catcher Kurt Suzuki, left, celebrates with relief pitcher Tyler Clippard after their 3-1 win in the first baseball game of a doubleheader against the Los Angeles Dodgers, Wednesday, Sept. 19, 2012, in Washington. (AP Photo/Alex Brandon)

Washington Nationals second baseman Danny Espinosa fields a ball hit by Los Angeles Dodgers' Shane Victorino, who was out when Espinosa made the throw to first, during the sixth inning of the first baseball game of a doubleheader at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. The Nationals won the first game 3-1. (AP Photo/Alex Brandon)

Jordan Zimmermann, abridor de los Nacionales de Washington, lanza al plato en el primer inning del primer partido de una doble cartelera en el Nationals Park ante los Dodgers de Los Angeles, el miércoles 19 de septiembre de 2012, en Washington. (Foto AP/Alex Brandon)

Washington Nationals starting pitcher John Lannan throws during the second inning of the second baseball game of a doubleheader against the Los Angeles Dodgers, Wednesday, Sept. 19, 2012, in Washington. (AP Photo/Alex Brandon)

Los Angeles Dodgers starting pitcher Josh Beckett throws during the first inning of the second baseball game of a doubleheader against the Washington Nationals, Wednesday, Sept. 19, 2012, in Washington. (AP Photo/Alex Brandon)

Washington Nationals second baseman Steve Lombardozzi (1) grabs a grounder in front of shortstop Ian Desmond (20), and makes the throw to first for the out on Los Angeles Dodgers' Adrian Gonzalez during the first inning of the second baseball game of a doubleheader, Wednesday, Sept. 19, 2012, in Washington. The Nationals won the first game 3-1. (AP Photo/Alex Brandon)

Washington Nationals starting pitcher John Lannan, left, wraps his arm with a towel during the second inning of the second baseball game of a doubleheader against the Los Angeles Dodgers at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. (AP Photo/Alex Brandon)

Los Angeles Dodgers' Shane Victorino, left, scores on a past ball as Washington Nationals pitcher Chien-Ming Wang waits for the throw during the fourth inning of the second baseball game of a doubleheader at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. The Dodgers won the second game 7-6. (AP Photo/Alex Brandon)

Los Angeles Dodgers' Matt Kemp (27) celebrates as he scores his solo home run, with Adrian Gonzalez (23), during the ninth inning of the second baseball game of a doubleheader against the Washington Nationals at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. Kemp's homer was the game-winner and the Dodgers won the second game 7-6. (AP Photo/Alex Brandon)

Los Angeles Dodgers' Matt Kemp hits a solo home during the ninth inning of the second baseball game of a doubleheader against the Washington Nationals, Wednesday, Sept. 19, 2012, in Washington. Kemp's homer was the game-winner and the Dodgers won the second game 7-6. (AP Photo/Alex Brandon)

Washington Nationals relief pitcher Tyler Clippard sits in the dugout after the second baseball game of a doubleheader against the Los Angeles Dodgers at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. Clippard gave up a home run in the ninth inning and the Dodgers won the second game 7-6. (AP Photo/Alex Brandon)

Washington Nationals relief pitcher Tyler Clippard sits in the dugout after the second baseball game of a doubleheader against the Los Angeles Dodgers at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. Clippard gave up a home run in the ninth and the Dodgers won the second game 7-6. (AP Photo/Alex Brandon)

Washington Nationals third baseman Ryan Zimmerman fields the ball and prepares to make the tag on Los Angeles Dodgers' Adrian Gonzalez during the third inning of the second baseball game of a doubleheader at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. The Dodgers won the second game 7-6. (AP Photo/Alex Brandon)

Washington Nationals center fielder Bryce Harper can't get to the Los Angeles Dodgers' Matt Kemp's home run during the ninth inning of the second baseball game of a doubleheader at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. The Dodgers won the second game 7-6. (AP Photo/Alex Brandon)

Washington Nationals center fielder Bryce Harper catches a fly hit by Los Angeles Dodgers' Shane Victorino during the fifth inning of the second baseball game of a doubleheader at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. The Dodgers won the second game 7-6. (AP Photo/Alex Brandon)

Washington Nationals' Bryce Harper (34) celebrates as he scores the sixth run, with Mark DeRosa (7) and Ian Desmond (20) during the eighth inning of the second baseball game of a doubleheader against the Los Angeles Dodgers at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. The Dodgers won the second game 7-6. (AP Photo/Alex Brandon)

Matt Kemp, de los Dodgers de Los Angeles, conecta un jonrón en solitario en la novena entrada del segundo partido del día frente a los Nacionales de Washington, el miércoles 19 de septiembre de 2012 (AP Foto/Alex Brandon)

Washington Nationals third baseman Ryan Zimmerman makes the tag on Los Angeles Dodgers' Adrian Gonzalez (23) during the third inning of the second baseball game of a doubleheader at Nationals Park, Wednesday, Sept. 19, 2012, in Washington. The Dodgers won the second game 7-6. (AP Photo/Alex Brandon)