The Dallas Mavericks are in free fall. Since Jan. 24, they are 2-17. They went exactly one month between wins and are now on a seven-game losing streak. The Mavericks hope there will be a payoff to this pain. They’ll have a top-10 pick in this year’s NBA Draft, plus another late first-rounder (likely the 30th selection) as a result of the Anthony Davis trade. Dallas badly needs to identify some building blocks to put next to Cooper Flagg with those picks. Before the draft, Mavericks governor Patrick Dumont must also decide which person he wants to lead his front office. Will Dumont promote...