Top FBI Agent Warns Staff: We’re in a ‘Battle’ After Trump’s Purge

James E. Dennehy, the assistant director in charge of the FBI’s New York field office, reportedly told staff in an email that they’re in the midst of a “battle” as the Trump administration carries out a purge of the agents who investigated the Jan. 6 Capitol insurrection. “Today, we find ourselves in the middle of a battle of our own, as good people are being walked out of the F.B.I. and others are being targeted because they did their jobs in...