Despite loss in NBA debut, Cooper Flagg was a class act with young fans

Cooper Flagg, San Antonio Spurs v Dallas Mavericks | Stacy Revere/GettyImagesIn Cooper Flagg's NBA debut, he and the Dallas Mavericks fell short of defeating the San Antonio Spurs, despite the former Blue Devil earning a double-double in his first regular-season game in the league.

Other than Flagg's 10 points and 10 rebounds, the Mavs' offense struggled to match the high-caliber pace and success rate of the Spurs, but even after the loss, Flagg made sure to keep his head high.

As the former Duke Blue Devil walked back to the locker room, Flagg stopped to give back to fans, signing a young boy's hat and posing with another fan who was in the tunnel. Simply put, the rookie was a class act even…