A top Republican senator blamed U.S. Attorney John Durham’s criminal inquiry into the Russia investigation for presenting a roadblock to documents sought by Congress.

This is why Sen. Ron Johnson, the chairman of the Homeland Security and Governmental Affairs Committee, said “it is incredibly disappointing” if the federal prosecutor does not intend to release an interim report before the Nov. 3 election due to concerns about such a disclosure being viewed as political as Fox Business anchor Maria Bartiromo reported on Sunday.