Washington Nationals' Bryce Harper steals third base on a wild pitch as Chicago Cubs third baseman Josh Vitters, left, applies a late tag during the seventh inning of their baseball game, Tuesday, Sept. 4, 2012, in Washington. Harper scored on teammate Jayson Werth's single to right field. (AP Photo/Richard Lipski)

Photo by: Richard Lipski

Washington Nationals' Bryce Harper steals third base on a wild pitch as Chicago Cubs third baseman Josh Vitters, left, applies a late tag during the seventh inning of their baseball game, Tuesday, Sept. 4, 2012, in Washington. Harper scored on teammate Jayson Werth's single to right field. (AP Photo/Richard Lipski)