Washington Nationals' Denard Span, right, and Anthony Rendon celebrate their win after the baseball game against the New York Mets on Opening Day at Citi Field in New York, Monday, March 31, 2014. The Nationals defeated the Mets in ten innings 9-7. (AP Photo/Seth Wenig)

Photo by: Seth Wenig

Washington Nationals' Denard Span, right, and Anthony Rendon celebrate their win after the baseball game against the New York Mets on Opening Day at Citi Field in New York, Monday, March 31, 2014. The Nationals defeated the Mets in ten innings 9-7. (AP Photo/Seth Wenig)