Before first pitch, Killebrew and Mays held their own three-round home run contest, allowing Minnesota fans to watch two of baseball's premier power hitters swing for the fences. An Exhibition Worth RememberingFormer Giants great Willie Mays is photographed at the team's new home, Pacific Bell Park, in downtown San Francisco. | USA TODAY Network via Reuters ConnectMays ultimately won the showdown 6-4, beating Killebrew for the second time in a home run contest. The two had previously faced each other on the televised Home Run Derby program filmed before the 1960 season, with Mays winning that meeting 7-6. Mays started the game in center field before moving around the diamond, appearing at first base, second base, shortstop and third base before departing in the sixth inning.