Barr Tries to Fire U.S. Attorney in Trump-Related Cases, but He Won’t Go

Attorney General William P. Barr on Friday night abruptly tried to fire the top federal prosecutor in Manhattan, Geoffrey S. Berman, who has investigated several of President Trump’s closest associates, but Mr. Berman said he would not leave.

The clash focused new attention on the efforts by Mr. Trump and his closest aides to rid the administration of officials whom the president views as insufficiently loyal. It also touched off a crisis within the Justice Department over one of its most prestigious jobs, at a time when the agency has...