With Mr. Benvenuto associated in the leak inquiries, the F.B.I. questioned Michael Bahar, a former Dwelling Intelligence Committee workers member who experienced gone into private exercise in May possibly 2017. The interview, conducted in late spring of 2020, did not generate evidence that led to prices.

Prosecutors also redoubled attempts to find out who experienced leaked substance connected to Michael T. Flynn, Mr. Trump’s to start with national stability adviser. Details about discussions he experienced in late 2016 with the Russian ambassador at the time, Sergey I. Kislyak, appeared in information reports in early 2017 and at some point helped prompt each his ouster and federal fees versus him. The conversations had also been deemed highly classified mainly because the F.B.I. experienced applied a courtroom-licensed mystery wiretap of Mr. Kislyak to keep an eye on them.

But John Ratcliffe, the director of countrywide intelligence and close ally of Mr. Trump’s, seemed to problems the leak inquiry in May possibly 2020, when he declassified transcripts of the calls. The authorized disclosure would have designed it much more complicated for prosecutors to argue that the news stories had harm national security.

Independently, a single of the prosecutors whom Mr. Barr experienced directed to re-examine the F.B.I.’s felony situation against Mr. Flynn interviewed at least one particular law enforcement formal in the leak investigation immediately after the transcripts were being declassified, a go that a individual common with the matter labeled politically fraught.

The biweekly updates on the leak investigations concerning best officials continued. Julie Edelstein, the deputy main of counterintelligence and export management, and Matt Blue, the head of the department’s counterterrorism part, briefed John C. Demers, the head of the Countrywide Stability Division, and Seth DuCharme, an official in the deputy legal professional general’s place of work, on their development. Mr. Benvenuto was involved in briefings with Mr. Barr.

Mr. Demers, Ms. Edelstein, Mr. Blue and Mr. Benvenuto are nevertheless at the Justice Department. Their continued presence and management roles would feel to be certain that Mr. Biden’s appointees, together with Attorney Basic Merrick B. Garland, would have a full knowledge of the investigations.