On Monday, Goucher College journalism professor and longtime Baltimore Sun media critic David Zurawik accused President Donald Trump of using a dictator tactic — telling so many lies as to exhaust the free press into silence. "He says something that’s really offensive about immigrants, and then Tucker Carlson says immigration makes us a dirtier country," Zurawik said. "That is really destructive to American life." He urged journalists to fight back. "We have to denounce it, but every time we do that, every time we chase that down, he is setting the agenda for what we cover, and none of us,...