Kristaps Porziņģis had a season-high 34 points (8 during a 10-0 run in the first quarter) and 11 rebounds, and the defending champion Boston Celtics beat the Chicago Bulls 122-100.
The Celtics led by as many as 24, pulling away with a 25-8 run bridging the first and second quarters.
Jaylen Brown had 28 points (9 during a 13-0 run in the second quarter) and 6 assists, and Derrick White added 22 points. The Celtics had 3 20-point scorers.
For the Bulls, Patrick Williams scored 16 points off the bench.
The Celtics shot 47.1% from the field and 40.9% from 3 to the Bulls’ 40.2% and 30.6%. They outscored the Bulls 27-3 off turnovers.