be external. i think congress needs to have that oversight. >> heather: let's bring in our political panel, brad blakeman, assistant to george w. bush and julie radinski, advisor to frank lawsuit enberg and fox news contributor, as well. thank you for joining us. you heard and external fact based investigation. will a special prosecutor be necessary to get to the bottom of all of this. brad, i'll start with you? >> it may come to that. >> we have to let the facts come out. certainly the admission by the irs which is again part of the executive branch run by the obama administration. it's permeated as most of the bureaucracy with presidential appointees have confessed they targeted in an election year not the process with conservative leanings they have a duty for