In-game odds and win probabilities for Miami Heat @ Boston Celtics
Boston pulled off the upset to defeat Miami. Boston entered the game as the underdog, with a 35% chance to win before the game started.
From the outset, Boston refused to go away, chipping away at Miami's lead until Boston took their first lead toward the end of the game. Miami did not go quietly, recapturing the lead for themselves, until Boston regained control for good at the end of the game.