What you saw last night is a divisive America. That's race-baiting. It's all the things that we were doing in the '30s and '40s," former White House communications director Anthony Scaramucci said Monday.

Donald Trump was the headliner at Madison Square Garden on Sunday. But the more than two dozen warm-up acts showed the country a lot about the party he’s built around him. Speaking from a podium on the arena floor that read “Trump will fix it,