Apr 6, 2015; Kansas City, MO, USA; Kansas City Royals relief pitcher Kelvin Herrera (40) delivers a pitch in the seventh inning against the Chicago White Sox at Kauffman Stadium. (Denny Medley-USA …
August 27, 2015: Kansas City Royals' relief pitcher Kelvin Herrera (40) pitches during a Major League Baseball game between the Baltimore Orioles and the Kansas City Royals at Kauffman Stadium in Kansas