Boston Celtics head coach Joe Mazzulla provides a post-Achilles surgery update on superstar forward Jayson Tatum.

The Boston Celtics got some devastating news when Jayson Tatum tore his Achilles in Game 4 against the Knicks. It's an injury that not only hurts them this year, but next year as well. It's an injury that has implications far beyond the rest of this year and next year.

Jayson Tatum's Achilles injury raises concern for the Celtics' future after their shocking playoff exit. Here's what it could mean.

Boston Celtics head coach Joe Mazzulla, left, speaks with Celtics forward Jayson Tatum during the second half of their NBA basketball game against the San Antonio Spurs, Sunday, Dec. 31, 2023, in San Antonio. (AP Photo/Darren Abate) AP

The Boston Celtics are still alive against the New York Knicks. The Celtics pulled away to win Game 5, 127-102, on Wednesday night without star forward Jayson Tatum. The Knicks still lead the series,

Before they can think of a rematch vs. Indy in the 2024 East Finals, they will need to win Game 6 on the road -- and then Game 7 at home.