Conservatives who reluctantly support President Trump often try to pretend the daily outrage didn’t happen, but yesterday’s “go back” tweets were like his “both sides” comment on Charlottesville — a transgression that won’t instantly fade, and can’t be laughed off.

The bottom line: Trump is all-in on us-versus-them politics and does not care if he occasionally crosses the line into racism. Trump allies expect this to get worse, not better…

Between the lines: With Republican officials staying silent yesterday, the Trump ally told me, “If anything, history has said that this stuff does go away and that it’s not worth the potentially catastrophic political cost of weighing in against him (as a Republican).”