CHICAGO - MAY 6: Zack Greinke #23 of the Kansas City Royals

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Salvador Perez and Zack Greinke of the Kansas City Royals walks to News Photo - Getty Images

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CHICAGO - MAY 6: Zack Greinke #23 of the Kansas City Royals stands on the mound as he receives the sign during a game against the Chicago White Sox at U.S. Cellular

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