washington u.s. senator elizabeth warren say tuesday doubt legal fight proper leader u.s. consumer financial protection bureau continue u.s. appeal court district court judge render verdict important everyone let rest district court party entitle take appeal court appeal doubt warren help establish cfpb say brief interview reuters leandra english agency deputy director sue trump administration proper act director seek temporary restrain order bar trump administration fill job case pending u.s. district court washington u.s. sen. warren predict appeal legal battle consumer agency