Undrafted rookie Ryan Nembhard stole the show while Cooper Flagg showed flashes of star potential in the Mavericks’ Summer League opener. Dallas edged out the Lakers in a thrilling finish—here’s how the young duo made their mark.

The No. 1 overall draft pick faces off against Bronny James and the Lakers in Summer League with broadcast available on ESPN and multiple streaming platforms.

How did Cooper Flagg do in his NBA Summer League debut? Check out his stats from the Mavericks-Lakers contest.

LAS VEGAS (AP) — Cooper Flagg strolled into UNLV’s Thomas and Mack Center at 4:17 p.m. on Thursday, wearing Dallas Mavericks gear, bright white New Balance shoes, and an emotionless look on his face as he passed through security.

Rookie Cooper Flagg may not have been happy with his professional debut Thursday night in the NBA Summer League, but he still drew rave reviews all around after the Dallas Mavericks defeated the Los Angeles Lakers,

Cooper Flagg, the No. 1 pick in the 2025 NBA Draft, will be back in action as the Mavericks take on the Spurs Saturday. How to watch the action.

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. Mandatory Credit: Candice Ward-Imagn Images / Candice Ward-Imagn Images

Cooper Flagg strolled into UNLV’s Thomas and Mack Center at 4:17 p.m. for his Summer League debut, wearing Dallas Mavericks gear, bright white New Balance shoes, and an emotionless look on his face as he passed through security.

Dončić will be competing with the Slovenian national team this summer and can take several different paths with a long-term deal