we are back with breaking news in our politics lead. three house committees are subpoenaing mike pompeo for documents related to the president, to his lawyer, rudy guiliani, and their dealings with ukraine. one house intelligence democrat says giuliani will likely be called to testify before congress. as tom foreman reports, giuliani claims he is the real hero of the saga. >> let me tell you the facts. they called me. >> reporter: rudy guiliani is fighting back. >> i wasn't operating on my own. >> reporter: insisting talks with ukrainian officials were proper, important, and encouraged by the u.s. state department. >> in fact, i am a legitimate whistle-blower. >> reporter: why is president trump's personal lawyer so worked up? it comes in the wake of news about the now infamous call