AUBURN HILLS, Mich. — Avery Bradley scored 18 points, Isaiah Thomas had 17 points and nine assists, and the Boston Celtics beat the Detroit Pistons 99-93 on Saturday night.

Each of Boston’s starters scored in double figures, and reserve Evan Turner added 13 points.

Detroit pulled within five in the last minute, and Turner was called for an offensive foul with 36 seconds left. Reggie Jackson’s 3-pointer then trimmed Boston’s lead to 95-93, but former Piston Jonas Jerebko hit a baseline jumper with 10.7 seconds left.

Pistons center Andre Drummond had 22 points and 22 rebounds for his fifth 20-20 game of the season. Coming into the day, Houston star Dwight Howard had the only other 20-20 game in the NBA this year.