Cooper Flagg's summer league debut wasn't perfect. But there were flashes of greatness, and at this stage the Mavericks would be wise to let him fail.

Las Vegas' Thomas & Mack Center was buzzing on Thursday night, when No. 1 overall pick Cooper Flagg and the Dallas Mavericks took on Bronny James and the Los Angeles Lakers.

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.

Cooper Flagg has always been able to drive winning, even if he's the youngest guy on the floor. Just ask anyone who watched him develop.

Dallas Mavericks rookie Cooper Flagg is getting ready to lead the franchise into its next chapter. Flagg, 18, was the consensus No. 1 overall pick out of Duke,