Jul 10, 2025; Las Vegas, NV, USA; Dallas Mavericks forward Cooper Flagg (32) subs out against the Los Angeles Lakers in the second quarter of their game at Thomas & Mack Center.

Watch: Cooper Flagg throws down big dunk for first bucket with Summer League Mavericks Flagg also nailed a turnaround jumper and posted up Bronny James in an eventful opening quarter vs. the Lakers.