A collective sense of dread has taken hold at the Department of Justice, which drew Donald Trump’s rage like no other part of the federal government during his campaign. Some career attorneys at DOJ are already considering heading for the exits rather than sticking around to find out whether threats from Trump and his allies are real or campaign bluster. Those threats range from mass firings of “deep state” lawyers to expelling special counsel Jack Smith from the country. “Everyone I’ve talked to, mostly lawyers, are losing their minds,” said one DOJ attorney, who like most of the people interviewed...