As the bizarre QAnon group emerges, Trump rallies go from nasty to dangerous
Margaret Sullivan writes: Hostility toward the media at Donald Trump’s rallies is nothing new. It infected the presidential campaign and has marred every raucous gathering of supporters since the election. But on Tuesday night in Tampa, the extreme aggression dropped the basement floor another level. This was a new low. And a scary one at that. “I’m very worried that the hostility whipped up by Trump and some in conservative media will result in someone getting hurt,” CNN’s much-maligned reporter…