In a press conference that should have focused on the Boston Celtics’ strategies for Game 2 of the NBA Finals against the Dallas Mavericks, the discourse took an unexpected detour into identity politics, thanks to a question from Vince Goodwill of Yahoo Sports. Mazzulla, however, was not playing along. The question posed to Joe Mazzulla was loaded, aimed not at the game but at stirring racial narratives. Goodwill asked, “For the first time since 1975, this is the NBA Finals with two black head coaches. Given the plight sometimes of black head coaches in the NBA, do you think this...