Boston Red Sox pulled off the upset to defeat Tampa Bay Rays. Boston Red Sox entered the game as the underdog, with a 44% chance to win before the game started.
From the outset, Boston Red Sox refused to go away, chipping away at Tampa Bay Rays's lead until Boston Red Sox took their first lead toward the end of the game. Tampa Bay Rays never recovered after losing the lead, and by the time the game ended, Boston Red Sox had earned the upset.