With the Celtics down 3-1, and Jayson Tatum's future uncertain, their viability as a group is now very much in question -- a stunning fall from just a year ago.

NBA rumors suggest the Boston Celtics could face major changes after Jayson Tatum's injury and 3-1 deficit to the New York Knicks.

Facing a 3-1 series deficit in their second-round playoff matchup against the New York Knicks, the Boston Celtics find themselves in an unenviable position. And

Last offseason, the New York Knicks maneuvered ... None of the above strategies is foolproof. The Celtics employed the league’s second-stingiest defense this season, allowing only 107.2 points ...

Jaylen Brown drove to the basket—only for Mikal Bridges (who else?) to strip the ball and ignite a fast break that ended with OG Anunoby scoring to make it 113–104

The Celtics were undone by the weapon that had crushed the Knicks in the regular season — the three-point shot. They shot 15-for-60 from beyond the arc and Brown and Jayson Tatum were held to 23 points each. Kristaps Porzingis was scoreless in the first half and didn’t return, sidelined by illness.

If the Knicks keep their strategy, the Celtics will also stick with theirs. With Mitchell Robinson shooting an abysmal 30% (7-of-23) from the free throw line during the Eastern Conference semifinals,

The Boston Celtics face some extremely tough decisions after a horrifying injury to Jayson Tatum. They may cut ties with another longtime core player.