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DENVER, CO - JULY 22: Nolan Arenado #28 of the Colorado Rockies watches his two run home run during the third inning against the Washington Nationals at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452541194 )

DENVER, CO - JULY 22: Starting pitcher Yohan Flande #58 of the Colorado Rockies delivers to home plate during the first inning against the Washington Nationals at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452540504 )

DENVER, CO - JULY 22: Manager Matt Williams of the Washington Nationals looks on from the dugout during the first inning against the Colorado Rockies at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452540524 )

DENVER, CO - JULY 22: Center fielder Denard Span #2 of the Washington Nationals makes a catch on the run and saves two runs in the process on a ball off the bat of Nolan Arenado (not pictured) of the Colorado Rockies for the third out of the first inning at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452540520 )

DENVER, CO - JULY 22: DJ LeMahieu #9 of the Colorado Rockies strides into third base with an RBI triple during the second inning against the Washington Nationals at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452540530 )

DENVER, CO - JULY 22: Ben Paulsen #4 of the Colorado Rockies celebrates in the dugout after scoring during the second inning against the Washington Nationals at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452540518 )

DENVER, CO - JULY 22: Starting pitcher Yohan Flande #58 of the Colorado Rockies delivers to home plate during the third inning against the Washington Nationals at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452540536 )

DENVER, CO - JULY 22: Starting pitcher Jordan Zimmermann #27 of the Washington Nationals delivers to home plate during the third inning against the Colorado Rockies at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452541196 )

DENVER, CO - JULY 22: Center fielder Denard Span #2 of the Washington Nationals is unable to make a catch on a two run home run off the bat of Nolan Arenado (not pictured) of the Colorado Rockies during the third inning against the Colorado Rockies at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452541192 )

DENVER, CO - JULY 22: Starting pitcher Jordan Zimmermann #27 of the Washington Nationals reacts after giving up a two run home run to Nolan Arenado (not pictured) of the Colorado Rockies during the third inning at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452541180 )

DENVER, CO - JULY 22: Ian Desmond #20 of the Washington Nationals watches his double during the fifth inning against the Colorado Rockies at Coors Field on July 22, 2014 in Denver, Colorado. Desmond went on to score in the inning. (Photo by Justin Edmonds/Getty Images) ( 452541766 )

DENVER, CO - JULY 22: Bryce Harper #34 of the Washington Nationals celebrates in the dugout after scoring during the fifth inning against the Colorado Rockies at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452541768 )

DENVER, CO - JULY 22: Relief pitcher Chad Bettis #35 of the Colorado Rockies delivers to home plate during the sixth inning against the Washington Nationals at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452542698 )

DENVER, CO - JULY 22: Ryan Zimmerman #11 of the Washington Nationals walks off the field under the supervision of the training staff after injuring himself running to first base during the sixth inning against the Colorado Rockies at Coors Field on July 22, 2014 in Denver, Colorado. Zimmerman was removed from the game. (Photo by Justin Edmonds/Getty Images) ( 452542696 )

DENVER, CO - JULY 22: Relief pitcher Craig Stammen #35 of the Washington Nationals delivers to home plate during the sixth inning against the Colorado Rockies at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452544388 )

Colorado Rockies Yohan Flande puts down a sacrifice bunt in the fourth inning of a baseball game against the Washington Nationals on Tuesday, July 22, 2014, in Denver. (AP Photo/Chris Schneider) ( Nationals Rockies Baseball )

Colorado Rockies Nolan Arenado hits a two-run home run in the third inning of a baseball game against the Washington Nationals on Tuesday, July 22, 2014, in Denver. (AP Photo/Chris Schneider) ( Nationals Rockies Baseball )

Washington Nationals starting pitcher Jordan Zimmermann looks at right field as Colorado Rockies Corey Dickerson rounds the bases after hitting a solo home run in the sixth inning of a baseball game on Tuesday, July 22, 2014, in Denver. (AP Photo/Chris Schneider) ( Nationals Rockies Baseball )

Colorado Rockies Corey Dickerson celebrates after hitting a solo home run in the fifth inning of a baseball game against the Washington Nationals on Tuesday, July 22, 2014, in Denver. (AP Photo/Chris Schneider) ( Nationals Rockies Baseball )

Colorado Rockies DJ LeMahieu, right, is forced out at second base by Washington Nationals second baseman Danny Espinosa in the sixth inning of a baseball game on Tuesday, July 22, 2014, in Denver. (AP Photo/Chris Schneider) ( Nationals Rockies Baseball )

Colorado Rockies relief pitcher Rex Brothers throws in the seventh inning of a baseball game against the Washington Nationals on Tuesday, July 22, 2014, in Denver. (AP Photo/Chris Schneider) ( Nationals Rockies Baseball )

Washington Nationals first baseman Adam LaRoche hits a three-run home run in the seventh inning of a baseball game against the Colorado Rockies on Tuesday, July 22, 2014, in Denver. (AP Photo/Chris Schneider) ( Nationals Rockies Baseball )

DENVER, CO - JULY 22: Adam LaRoche #25 of the Washington Nationals celebrates in the dugout after hitting a three run home run to give the Nationals a 7-4 lead over the Colorado Rockies in the seventh inning at Coors Field on July 22, 2014 in Denver, Colorado. (Photo by Justin Edmonds/Getty Images) ( 452542700 )