Seattle Mariners pulled off the upset to defeat Houston Astros. Seattle Mariners entered the game as the underdog, with a 40% chance to win before the game started.
From the outset, Seattle Mariners refused to go away, chipping away at Houston Astros's lead until Seattle Mariners took their first lead during the middle stretches of the game. Houston Astros did not go quietly, recapturing the lead for themselves, until Seattle Mariners regained control for good toward the end of the game.