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CHICAGO - CIRCA 1970s: Pitcher Ferguson Jenkins #31of the Chicago Cubs pitches during circa early 1970s Major League Baseball game at Wrigley Field in Chicago, Illinois. Jenkins played for the Cubs from 1966-73,1982-83. (Photo by Focus on Sport/Getty Images)

CHICAGO - CIRCA 1970s: Pitcher Ferguson Jenkins #31of the Chicago Cubs pitches during circa early 1970s Major League Baseball game at Wrigley Field in Chicago, Illinois. Jenkins  played for the Cubs from 1966-73,1982-83. (Photo by Focus on Sport/Getty Images)