Washington Nationals' Danny Espinosa scores the winning run after Chad Tracy reached to first on an error with Atlanta Braves catcher Brian McCann at right, during the 13th inning of a baseball game at Nationals Park on Tuesday, Aug. 21, 2012, in Washington. The Nationals won 5-4 in 13 innings. (AP Photo/Alex Brandon)

Photo by: Alex Brandon

Washington Nationals' Danny Espinosa scores the winning run after Chad Tracy reached to first on an error with Atlanta Braves catcher Brian McCann at right, during the 13th inning of a baseball game at Nationals Park on Tuesday, Aug. 21, 2012, in Washington. The Nationals won 5-4 in 13 innings. (AP Photo/Alex Brandon)