Cooper Flagg had a forgettable Summer League debut with the Mavericks on Thursday night but still made key plays down the stretch in a 87-85 win over Bronny James and the Los Angeles Lakers.

The No. 1 pick in last month’s draft scores 10 points in 32 minutes and blocks a shot that leads to the game-winning 3-pointer as Dallas edges the Lakers, 87-85. Cole Swider has 22 points and 10

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.