Cooper Flagg’s Summer League debut started with a bang. Playing in his first official unofficial game with the Mavericks’ summer squad, Flagg pretty instantly showed Mavericks fans what all the “No. 1 pick” hype was about.

Cooper Flagg hasn't played a minute of NBA basketball yet, but with his Summer League debut set for Thursday night, Hall of Famer Grant Hill already sees him in an ideal situation. Flagg, the former Duke star and No.

The anticipation is palpable as former Duke Blue Devils star and No. 1 overall pick Cooper Flagg prepares to make his Summer League debut on Thursday night for the Dallas Mavericks in a highly anticipated matchup against Bronny James and the Los Angeles Lakers.