Boston lacked any sense of urgency in Game 5 against Philadelphia, up and down the lineup. Now the Celtics face a must-win game on the road Thursday.

Joel Embiid scores 33 points as Philadelphia takes a 3-2 series lead with a 115-103 win.

Boston’s coach put faith in his players for the last play in overtime, but in hindsight says a timeout would have set it up to get an extra possession.

James Harden caps a 42-point game with the winning 3-pointer, and a Marcus Smart 3-pointer is disallowed because it was after the final buzzer.

Boston regains home-court advantage with a 114-102 victory in Philadelphia, taking a 2-1 lead in the Eastern Conference semifinals.

In crushing the Sixers in Game 2, Boston shows once again that it has the talent to beat any opponent.

Jaylen Brown and Malcolm Brogdon lead a second-half surge as Boston runs away with Game 2 of the second-round series.

Boston struggled with turnovers and was outrebounded, allowing Philadelphia to take 14 more shots.

Boston and Philadelphia, who have meet more than any other NBA teams, kick off their series Monday.

Boston won three of four meetings in the regular season, but the margin was single digits in every game.