Seattle Mariners pulled off the upset to defeat Oakland Athletics. Seattle Mariners entered the game as the underdog, with a 38% chance to win before the game started.
From the outset, Seattle Mariners refused to go away, chipping away at Oakland Athletics's lead until Seattle Mariners took their first lead toward the end of the game. Oakland Athletics never recovered after losing the lead, and by the time the game ended, Seattle Mariners had earned the upset.