Houston Astros pulled off the upset to defeat Atlanta Braves. Houston Astros entered the game as the underdog, with a 40% chance to win before the game started.
From the outset, Houston Astros refused to go away, chipping away at Atlanta Braves's lead until Houston Astros took their first lead toward the end of the game. Atlanta Braves never recovered after losing the lead, and by the time the game ended, Houston Astros had earned the upset.