In this file photo, then-acting FBI Director Andrew McCabe listens on Capitol Hill in Washington, Thursday, May 11, 2017, while testifying before a Senate Intelligence Committee hearing on major threats facing the U.S. (AP Photo/Jacquelyn Martin) ** FILE **
In this June 7, 2017 file photo, FBI acting director Andrew McCabe listens during a Senate Intelligence Committee hearing about the Foreign Intelligence Surveillance Act, on Capitol Hill in Washington, D.C. (AP Photo/Alex Brandon)
Acting FBI Director Andrew McCabe listens on Capitol Hill in Washington, Thursday, May 11, 2017, during the Senate Intelligence Committee hearing on major threats facing the U.S. (AP Photo/Jacquelyn Martin) ** FILE **
Acting FBI Director Andrew McCabe listens on Capitol Hill in Washington, Thursday, May 11, 2017, during the Senate Intelligence Committee hearing on major threats facing the U.S. (AP Photo/Jacquelyn Martin)
Acting FBI Director Andrew McCabe listens on Capitol Hill in Washington, Thursday, May 11, 2017, during the Senate Intelligence Committee hearing on major threats facing the U.S. (AP Photo/Jacquelyn Martin)
Acting FBI Director Andrew McCabe listens on Capitol Hill in Washington, Thursday, May 11, 2017, during the Senate Intelligence Committee hearing on major threats facing the U.S. (AP Photo/Jacquelyn Martin)
Acting FBI Director Andrew McCabe listens on Capitol Hill in Washington, Thursday, May 11, 2017, during the Senate Intelligence Committee hearing on major threats facing the U.S. (AP Photo/Jacquelyn Martin)
Acting FBI Director Andrew McCabe listens on Capitol Hill in Washington on May 11, 2017, while testifying before a Senate Intelligence Committee hearing on major threats facing the U.S. (Associated Press) **FILE**
Acting FBI Director Andrew McCabe sits with a folder marked "Secret" in front of him while testifying on Capitol Hill in Washington, Thursday, May 11, 2017, before the Senate Intelligence Committee hearing on major threats facing the U.S. (AP Photo/Jacquelyn Martin)
From left, acting FBI Director Andrew McCabe, CIA Director Mike Pompeo, Director of National Intelligence Dan Coats, National Security Agency Director Adm. Michael Rogers, Defense Intelligence Agency Director Lt. Gen. Vincent Stewart, and National Geospatial-Intelligence Agency (NGA) Director Robert Cardillo, prepare to testify on Capitol Hill in Washington, Thursday, May 11, 2017, before the Senate Intelligence Committee hearing on major threats facing the U.S. (AP Photo/Jacquelyn Martin)
Acting FBI Director Andrew McCabe sits with a folder marked "Secret" in front of him while testifying on Capitol Hill in Washington, Thursday, May 11, 2017, before the Senate Intelligence Committee hearing on major threats facing the U.S. (AP Photo/Jacquelyn Martin)