Purdue pulled off a surprising upset to defeat Illinois. Purdue entered the game as the decided underdog, with a 23% chance to win before the game started.
From the outset, Purdue refused to go away, chipping away at Illinois's lead until Purdue took their first lead during the middle stretches of the game. Illinois never recovered after losing the lead, and by the time the game ended, Purdue had earned the upset.