Jayson Tatum is going to miss most, if not all, of next season. He isn't the only player who likely won't be part of the Celtics next year because this team is headed for a lot of changes. Boston is headed for a massive luxury tax bill if it keeps everyone together.

Their Game 6 defeat came days after star forward Jayson Tatum underwent surgery to repair a torn Achilles tendon, an injury that will keep him out for the majority, if not all, of next season.  Where do the Celtics go from here?

The Celtics' season is over, but the fallout of Jayson Tatum's brutal injury against the Knicks will be felt for years to come. Why it matters: As they celebrated a dominant run to an 18th NBA title last season,