Mavericks shut down No. 1 pick Cooper Flagg for rest of summer league

Two games into his professional career, and Cooper Flagg is done in the NBA summer league, according to multiple reports.The Dallas Mavericks, who selected Flagg with the No. 1 overall pick in last month’s draft, opted to pull the 6-foot-9 star from Las Vegas action following a 31-point outing in Saturday’s loss to No. 2 pick Dylan Harper and the San Antonio Spurs.Flagg was 10-of-21 shooting in that game, an improvement from a 10-point, 5-for-21 performance in Thursday’s win over the Los Angeles Lakers.”I think it’s a new environment, new setting,” Flagg said after the loss to the Spurs. “They want to see me be aggressive and do that type of stuff.