Rested and healthy, Williams had 12 points and eight rebounds in the Celtics’ Game 1 win over Atlanta.

Boston builds a 30-point halftime lead and withstands a sloppy second half in its playoff opener.

Boston, eyeing a return to the NBA Finals, swept its three games against Atlanta during the regular season.

Center Robert Williams is ready top make big contributions as Boston enters the playoffs

Joe Mazzulla will coach his first career playoff game when the Celts open at home.

Boston rests its starters while looking ahead to the playoffs, but Payton Pritchard records a triple-double – 30 points, 14 rebounds and 11 assists – in a 120-114 win over Atlanta.

Sam Hauser scores a career-high 26 and short-handed Boston gets a chance to rest Jayson Tatum in the second half.

The Celtics will be able to rest players for the final two games of the regular season before taking on the winner of a play-in game.

Joel Embiid scores 52 points and grabs 13 rebounds in Philadelphia’s win over Boston.

Boston is likely to earn the No. 2 seed in the East, but is focused on finishing the regular season strong.