the 1998 star report was filed. so the big issue is this enough relevance to so-called russia investigation to find its way into the mueller interview of president trump and if it does, what is president trump have to say about it? >> in regard to that, i want to be clear, that has nothing to do with russia. it would show a predisposition towards behaving in a certain manner. >>concealment. it might be a separate issue, michael cohen's payment, $130,000 pay did go to the benefit of the trump campaign. was it an undisclosed campaign contribution? that issue didn't go far with the jury in the jon edwards case but doesn't mean it's being ignored now as the special counsel's office looks across the board at legal options and legal theories. >> former prosecutor and u.s. attorney kendall coffee.