Arizona Diamondbacks pulled off the upset to defeat Chicago Cubs. Arizona Diamondbacks entered the game as the underdog, with a 43% chance to win before the game started.
From the outset, Arizona Diamondbacks refused to go away, chipping away at Chicago Cubs's lead until Arizona Diamondbacks took their first lead toward the end of the game. Chicago Cubs did not go quietly, recapturing the lead for themselves, until Arizona Diamondbacks regained control for good at the very end of the game.