(NEW YORK TIMES) — Attorney General William P. Barr has assigned the top federal prosecutor in Connecticut to examine the origins of the Russia investigation, according to two people familiar with the matter, a move that President Trump has long called for but that could anger law enforcement officials who insist that scrutiny of the Trump campaign was lawful.

John H. Durham, the United States attorney in Connecticut, has a history of serving as a special prosecutor investigating potential wrongdoing among national security officials, including the F.B.I.’s ties to a crime boss in Boston and accusations of C.I.A. abuses of detainees.

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