Boston enters the season after reshaping its team over the offseason, with Jayson Tatum returning to lead the Celtics. The club faces a more competitive Eastern Conference as it looks to remain a contender.
How Boston adjusts to those changes will help shape its prospects. More details are expected as the story develops.
Earlier reports and follow-ups on the same developing story.
The Pistons rallied from a 22-point deficit against the Celtics to pull off the largest comeback on the first day of an NBA season in the play-by-play era.
Phil Foden bagged a hat-trick as dominant Manchester City cruised to a 5-1 win over AEK Athens to claim their second Champions League victory of the campaign.
Terry Devlin denied Wolves victory just as the hosts' inspired substitutions again looked to prove decisive as Portsmouth drew 1-1 at Molineux in the Championship.
Christian Horner says Mercedes and Toto Wolff are finding life in Formula 1 "easier" without the former Red Bull team principal.