Houston Astros pulled off the upset to defeat Seattle Mariners. Houston Astros entered the game as the underdog, with a 44% chance to win before the game started.
From the outset, Houston Astros refused to go away, chipping away at Seattle Mariners's lead until Houston Astros took their first lead during the middle stretches of the game. Seattle Mariners did not go quietly, recapturing the lead for themselves, until Houston Astros regained control for good toward the end of the game.