finance violation, that could turn this misdemeanor into a felony. >> and would it be possible as this investigation goes on or likely that michael cohen could wind up testifying in this case? >> i think he very well could. don't forget, not only would we hear from michael cohen, but there are recordings that michael cohen made with himself and donald trump. you know, when you have someone like michael cohen, who has a lot of baggage and has lied before and has very questionable credibility, what prosecutors try to do is corroborate what they have to say with documents, recordings and other witnesses. so that recording where he's talking with president trump about the payments and creating the false shell company and all those kinds of things could really help bolster his credibility if it comes to his testimony. >> and just to be crystal clear is there anything that william barr could do to stop this investigation or to intervene in it? >> no, he really couldn't. and you know, in any federal