Duke University’s men’s basketball success over the years—the national championships, the Final Four appearances, all the NBA players who’ve honed their craft down in Durham—has created a blue-chip brand.

Duke ’s ACC Tournament hopes took a hit when freshman sensation Cooper Flagg suffered a sprained ankle in the quarterfinals against Georgia Tech. While the team has confirmed that Flagg’s injury is significant enough to keep him out of the ACC semifinals, new details have emerged that provide a clearer picture of his recovery.