The Boston Celtics may already have a serious injury concern before they’ve even tipped off the regular season.

Celtics star Jaylen Brown suffered a hamstring injury during the team’s preseason finale on Wednesday night and while he was able to practice on Friday, his status for opening night is still in question.

“Joe Mazzulla said Jaylen Brown was able to do everything but the live portion of practice today” Jay King of The Athletic posted on X.

“Joe Mazzulla says Jaylen Brown ‘was able to do everything but the live stuff’ in practice today. He says Jaylen is day-to-day, so no indication yet if he’ll be ready for opening night,” The Boston Sports Journal’s John Karalis added on Bluesky.

Joe Mazzulla says Jaylen Brown "was able to do everything but the live stuff" in practice today.

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