Isaiah Thomas hits a three to put the Celtics up 2 with 48.1 seconds left
Zion throws the ball away, Theis sprints the floor and slams it home to cut the lead to 6
Maxi Kleber hits the big go-ahead three to put the Mavs up 2
Terry Rozier III gets his own rebound then hits an and-1 three pointer with 2.8 left until halftime