St. Louis Cardinals pulled off the upset to defeat San Francisco Giants. St. Louis Cardinals entered the game as the underdog, with a 41% chance to win before the game started.
From the outset, St. Louis Cardinals refused to go away, chipping away at San Francisco Giants's lead until St. Louis Cardinals took their first lead during the middle stretches of the game. San Francisco Giants never recovered after losing the lead, and by the time the game ended, St. Louis Cardinals had earned the upset.