Boston Celtics star forward Jayson Tatum was forced to watch from the sidelines as his team got eliminated from the playoffs in the first round after suffering a 109-100 loss to the Philadelphia 76ers in Game 7 on Saturday night.

Tatum confirmed he was feeling tightness in the back of his left knee and was technically still in the “return-to-play protocol,” which requires a progression from light activity (such as an exercise bike or jogging) to non-contact activity, then practice with no restrictions on contact over a 48-hour period.

The Boston Celtics superstar was candid about where he was in his rehab, why the knee issue happened, and why it was ultimately not surprising, even if the timing of it was bad

After the Celtics’ Game 7 exit, a fan’s raw reaction toward Jayson Tatum was caught on camera, showing just how high emotions ran.

The Philadelphia 76ers and Boston Celtics meet in a winner-take-all Game 7 to see who advances to the second round of the NBA playoffs. The 76ers forced the decisive game by winning Game 6. Celtics star Jayson Tatum is questionable for the game with a sore left knee.