Kelvin Herrera Pictures

  • PITTSBURGH, PA - JUNE 9: Kelvin Herrera #40 of the Kansas City Royals warms up while being watched by his infield against the Pittsburgh Pirates during interleague play on June 9, 2012 at PNC Park in Pittsburgh, Pennsylvania. Both teams wore replica uniforms to honor Negro League teams. (Photo by Justin K. Aller/Getty Images)