July 2, 1963: Giants’ Juan Marichal beats Braves’ Warren Spahn 1-0 in 16 innings

At Candlestick Park on July 2, 1963, 42-year-old Warren Spahn held the Giants scoreless for 15 ⅓ innings — and took the loss. Juan Marichal, then 25, held the Braves scoreless for 16 innings, and Willie Mays’ homer in the 16th gave the Giants a 1-0 win.