Opponents of Elizabeth Warren as head of the CFPB will not only have to deal with the Massachusetts Democrat as a new member of the U.S. Senate during the 113th Congress, but also as a newly minted member of the Senate Banking, Housing and Urban Affairs Committee, which has legislative jurisdiction over the CFPB’s regulatory turf, numerous sources said. Warren reportedly received the strong support of Sen. Tim Johnson, D-SD, who is returning as chairman of the powerful committee, along with that of committee member Jack...