The fan said he didn't believe he broke any rules and was voicing his opinion before Cuban stood up and yelled at him to sit ...

Nowitzki, the most beloved player in Mavericks franchise history, traveled to Los Angeles to see Dončić make his debut.

For years, Cuban envisioned Dončić as the next Dirk Nowitzki—a one-franchise superstar who would bring championships to Dallas for the next decade. But once new majority owner Patrick Dumont and ...