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

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.

Cooper Flagg scored 10 points and led the Dallas Mavericks to a victory in his first NBA Summer League action.