"The Braves' Spahn and the Giants' Marichal began their duel in San Francisco's cold and windy Candlestick Park. Four hours later, the two pitching legends were deadlocked in a scoreless tie when Willie Mays hit a walk-off home run to end the greatest game ever pitched. In between, Marichal and Spahn each threw more than 200 pitches and went 16 innings without relief"--Publisher marketing.