LAS VEGAS — Cooper Flagg ’s first NBA Summer League is over after just two games. The Dallas Mavericks shut down the No. 1 overall pick for the remainder of their time in Las Vegas, a person with knowledge of the situation of the decision confirmed Sunday to The Dallas Morning News.

At Duke, he averaged 19.2 points, 7.5 rebounds, and 4.2 assists per game, earning a litany of awards, including ACC Player of the Year and Freshman of the Year honors while leading the Blue Devils to the Final Four. Nationally, he won the Wooden and Naismith Awards for Player of the Year, and he was also a consensus All-American.