Al Horford drills buzzer-beating three to end Q1 Celtics on 21-4 run

Donovan Mitchell drops Covington and drains the three

Markieff Morris throws Al Horford out of bounds

38 year old Al Horford somehow locks up SGA and forces the steal

Donovan Mitchell hits a tough three to keep Utah in the game, Jazz have tied their franchise record - 20 threes made in a game