Aug 12, 2012; Pittsburgh, PA, USA; Pittsburgh Pirates shortstop Clint Barmes (rear center) is welcomed at home plate by Pirates first baseman Gaby Sanchez (14) and catcher Michael McKenry (55) and third baseman Pedro Alvarez (24). Barmes hit a grand slam home run against the San Diego Padres during the fourth inning at PNC Park.; Mandatory Credit: Charles LeClaire