Jayson Tatum hit a 17-foot turnaround jumper as time expired in overtime to finish with 40 points at TD Garden.

He shot 10-of-20 from the field and 18-of-22 at the line in 42 minutes, with 8 assists and 5 rebounds. A replay review upheld the winner.

Down 109-104 with 2:57 left, Boston scored 12 of the next 14 points, with Derrick White's dunk-and-one and free throws making it 116-111.

Rookie Mikel Brown Jr. hit a 23-foot three with 1.0 second left to tie it 117-117 and scored 16 of his 17 points in the fourth and overtime.

Brown's 32-foot three put Brooklyn up 124-119, but Tatum and Paul George made four free throws and the Nets missed their last three shots.

Michael Porter Jr. had 27 points and 12 rebounds, and Julius Randle 24 and 9. The Nets are 0-4; Boston has won three straight to reach 3-1.

Friday: Bulls at Celtics and Pistons at Nets, both 7:30 p.m. ET (2:30 a.m. Saturday Cairo).

Jayson Tatum with the Celtics against Charlotte in preseason. Photo credit: NBA / X video still.

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