The Dallas Mavericks have a new building block for the future with top overall pick Cooper Flagg added to the team. He alone expands their championship contention window from 3-4 years to 15 years if he lives up to his massive billing.

Flagg said it was a dream come true to be drafted, and he looks forward to learning from fellow No. 1 draft picks Kyrie Irving and Anthony Davis. "I plan to be a sponge and learn

Flagg’s maturity, personality and obsessive desire for basketball were all on display during his opening news conference.