Washington Nationals manager Matt Williams, second from right, greets his team as they leave the field after the baseball game against the New York Mets at Citi Field in New York, Monday, March 31, 2014. The Nationals defeated the Mets 9-7. (AP Photo/Seth Wenig)
Secretary of Homeland Security Jeh Johnson throws out the first pitch before the start of baseball game between the New York Mets and the Washington Nationals at Citi Field, Thursday, April 3, 2014 in New York. (AP Photo/Seth Wenig)
New York Mets' Curtis Granderson hits an RBI double during the first inning of the baseball game against the Washington Nationals at Citi Field, Thursday, April 3, 2014 in New York. (AP Photo/Seth Wenig)
While New York Mets catcher Travis d'Arnaud, left, waits for the ball, Washington Nationals' Bryce Harper slides safely home during the seventh inning of the baseball game at Citi Field, Thursday, April 3, 2014 in New York. (AP Photo/Seth Wenig)
New York Mets second baseman Daniel Murphy commits a fielding error on a ball hit by Washington Nationals' Denard Span during the fourth inning of the baseball game at Citi Field, Thursday, April 3, 2014 in New York. (AP Photo/Seth Wenig)
Washington Nationals' Sandy Leon, left, slides safely home past New York Mets catcher Travis d'Arnaud during the fifth inning of a baseball game at Citi Field, Thursday, April 3, 2014 in New York. (AP Photo/Seth Wenig)
Washington Nationals' Adam LaRoche hits a two-run RBI single during the seventh inning of the baseball game against the New York Mets at Citi Field, Thursday, April 3, 2014 in New York. (AP Photo/Seth Wenig)
Washington Nationals pitcher Tanner Roark throws during the first inning of a baseball game against the New York Mets at Citi Field, Thursday, April 3, 2014, in New York. (AP Photo/Seth Wenig)
Washington Nationals pitcher Tanner Roark wipes his face during the first inning of the baseball game against the New York Mets at Citi Field, Thursday, April 3, 2014, in New York. (AP Photo/Seth Wenig)
Washington Nationals' Sandy Leon, left, slides safely home past New York Mets catcher Travis d'Arnaud during the fifth inning of a baseball game at Citi Field, Thursday, April 3, 2014 in New York. (AP Photo/Seth Wenig)