September 14, 1961: Ken Boyer hits a walk-off home run to complete the cycle


On September 14, 1961, all-star Cardinals third baseman Ken Boyer became the first player in major league history to complete the cycle with a walk-off home run. Boyer’s 11th-inning, game-winning blast against the Cubs concluded a busy day in the batter’s box for Boyer, who totaled seven hits in the evening double-header.