(AP) — The Boston Celtics opened their second-round NBA series with a victory before the Utah Jazz took Game 7 of their opening-round matchup with the Los Angeles Clippers.

In Boston, the Celtics drained 19 3-pointers and erased an early 17-point deficit in a 123-111 win over Washington. Isaiah Thomas finished with 33 points and nine assists, one day after attending his sister's funeral.

Thomas also lost a tooth in the first half and missed the start of the second quarter while undergoing dental repairs. Boston went on a 13-2 run without Thomas.

The Celtics also received 21 points, 10 rebounds and nine assists from Al Horford, while Jae Crowder lit up the Wizards for 24 points.

Bradley Beal had 27 points for the Wizards, who opened the game with a 16-0 run before falling behind by 15 at the end of the third quarter. John Wall had 20 points and 16 assists for Washington.

Game 2 is Tuesday in Boston.

In Los Angeles, the Jazz are in the second round for the first time in seven years after Gordon Hayward dropped in 26 points to lead a 104-91 win over the Clippers. George Hill and Derrick Favors added 17 points apiece for Utah, which took control by opening the second half on a 23-9 run that put them ahead 69-48. Boris Diaw (DEE'-ow) had eight of his 10 points during the third-quarter spurt.

Clippers center DeAndre Jordan had 24 points and 17 rebounds for his seventh double-double of the series. Jamal Crawford added 20 points off the bench, but Chris Paul went scoreless in the final period to finish with 13 points.