Washington Nationals' Ryan Zimmerman, left, is congratulated by teammate Adam Dunn, right, after driving-in Cristian Guzman, center, with a two-run home run in the first inning of a baseball game against the New York Mets at Citi Field in New York, Friday, Sept. 18, 2009. AP Photo logo AP Photo 2 months ago

Washington Nationals' Ryan Zimmerman, left, is congratulated by teammate Adam Dunn, right, after driving-in Cristian Guzman, center, with a two-run home run in the first inning of a baseball game against the New York Mets at Citi Field in New York, Friday, Sept. 18, 2009.