Second base umpire Marty Foster watches as Miami Marlins second baseman Omar Infante (12) tries to tag Washington Nationals' Bryce Harper (34) during the first inning of a baseball game in Miami, Friday, July 13, 2012, on a late throw from center field. Harper singled, and advance to second on an error by Logan Morrison. (AP Photo/J Pat Carter)

Photo by: J Pat Carter

Second base umpire Marty Foster watches as Miami Marlins second baseman Omar Infante (12) tries to tag Washington Nationals' Bryce Harper (34) during the first inning of a baseball game in Miami, Friday, July 13, 2012, on a late throw from center field. Harper singled, and advance to second on an error by Logan Morrison. (AP Photo/J Pat Carter)