May 24, 2011; May 24, 2011; Pittsburgh,PA, USA: Home plate umpire Mark Carlson (left) talks to Atlanta Braves manager Fredi Gonzalez (right) while a play is under review against the Pittsburgh Pirates during the fifth inning at PNC Park. The Braves won 2-0. Mandatory Credit: Charles LeClaire-USPRESSWIRE; Mandatory Credit: Charles LeClaire-Imagn Images