Jayson Tatum’s potentially serious lower left leg injury cast a pall over the second round. Tatum collapsed to the ground in ...

The question now hanging over this series — and, more significantly, the future of both Tatum and the Celtics franchise — is just how long it might be until he returns to the court again.

The Boston Celtics suffer a tough 121-113 loss to the Knicks in Game 4 and face a potential disaster with Jayson Tatum’s ...