Smart, the defensive player of the year, is out with a thigh contusion.

The defensive player of the year has a bruised right quad.

Boston played effective defense against Giannis Antetokounmpo and the Bucks, but didn’t play well on the offensive end.

Boston shoot just 33% from the floor and had 18 turnovers.

Giannis Antetokounmpo has a triple-double and Milwaukee routs Boston, 101-89, in the first game of the Eastern Conference semifinals.

The second-round series opens Sunday. Is Robert Williams ready for more? How does Khris Middleton’s injury impact the defending champs?

By eliminating the Nets in four games, the Celtics have some time to tend to nagging injuries and get Robert Williams back into game shape.

Boston swept Brooklyn, considered a team to be feared, and will carry that confidence into the second round.

Jayson Tatum scores 29 points before fouling out and Jaylen Brown adds 22 as Boston advances to the second round.

Boston has been physical and intense against Kevin Durant and Kyrie Irving, enabling the Celtics to build a 3-0 lead in their first-round series.