actually get in and use the business dealings in any future proceeding? >> we have this very interesting set of facts that michael cohen was involved in negotiating with the russians to build a trump tower in moscow and remember there was e-mail message from felix seder that said going to get to putin and talk about this. now goes from routine business deal to political matter reaching to very top of the government of russia. what are your interactions with them? as you heard senator clooklobuc talking about, it's illegal for foreign government to make contribution or anything of value in our elections. this is when donald trump is running for president. what robert mueller is looking for, was there in business relationships any discussion of assistance in the campaign, quid pro quo, a debt, leverage,