Asa Newell and the Atlanta Hawks square up with the Boston Celtics in today’s Las Vegas NBA Summer League action.

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.

While Cooper Flagg and Bronny James faced off in a packed arena on the campus of UNLV, the Nuggets and Bucks played a Summer League thriller in the sleepy gymnasium adjacent to the main event.

VJ Edgecombe started to groove to the music with Justin Edwards, then fired a handful of shots from the left wing of the Thomas & Mack Center court. Unfortunately for the 76ers, this occurred at 10:49 Thursday morning — not during the team’s matchup against the San Antonio Spurs hours later.

Frenzy became bedlam on the next play. Flagg talked trash to James, ran to his spot on the left wing, pivoted off the catch and nailed the shot before turning to exult with his future Mavericks varsity teammates, who cheered him on decked out in casual wear from their courtside seats.

The best of them was French point guard Nolan Traore, who looked like a guy who has played against men before (he played professionally in France last year) and was comfortable, finishing with 13 points on 3-of-5 shooting and getting to the line six times. It was a promising start.

The summer league for the Philadelphia 76ers is all about growth and development. That is what comes first with the results coming second in this instance, so while one can be disappointed with Thursday's 111-70 loss to the San Antonio Spurs,

Rookie center Yang Hansen will make his NBA Summer League debut as a member of the Portland Trail Blazers Friday night when they take on the Golden State Warriors in Las Vegas. However, this won’t be Yang’s first taste of summer league action.