Jaylen Brown had 36 points and 10 rebounds to lead Boston, and Kristaps Porzingis, who suffered a gruesome gash on his forehead late in the third quarter, had 20 points and 10 rebounds.

Boston led by 15 points in the second half, then held off a late push by Orlando. The Celtics hit 12 3-pointers and went 25 of 33 from the free-throw line. Derrick White and Brown had 17 of Boston’s 28 points in the final period; White finished with 17.

When asked if Tatum would be ready for Game 2 on Wednesday, Mazzulla didn't commit to anything and just said he was "day-to-day." Any lingering injury for the All-NBA wing would b