Well, what do you know. The Justice Department now believes that at least two of its four secret surveillance warrants against former Trump campaign adviser Carter Page lacked probable cause.

That striking admission was disclosed in a Jan. 7 judicial order from the Foreign Intelligence Surveillance Court that was declassified Thursday. Presiding FISA Judge James Boasberg wrote that “DOJ assesses that with respect to the applications in Docket Numbers 17-375 and 17-679, ‘if not earlier, there was insufficient predication to...