Chicago Blackhawks pulled off the upset to defeat Vegas Golden Knights. Chicago Blackhawks entered the game as the underdog, with a 35% chance to win before the game started.
From the outset, Chicago Blackhawks refused to go away, chipping away at Vegas Golden Knights's lead until Chicago Blackhawks took their first lead during the middle stretches of the game. Vegas Golden Knights never recovered after losing the lead, and by the time the game ended, Chicago Blackhawks had earned the upset.