May 21, 2011; May 21, 2011; Pittsburgh,PA, USA: Home Plate umpire Chris Guccione (left) explains a call to Pittsburgh Pirates manager Clint Hurdle (right) against the Detroit Tigers during the fifth inning at PNC Park. The Pirates won 6-2. Mandatory Credit: Charles LeClaire-USPRESSWIRE; Mandatory Credit: Charles LeClaire-Imagn Images