only person who went on the record for the "politico" story in january 2017 that set off the entire narrative that the ukrainians allegedly colluded with the democrats. it all comes back to andriy. of course, they've said this narrative is not true and being pushed by the russian security services but he maintains the allegations he's making despite that. and now we have three less senators staying they take him seriously and they want him to participate in their investigation. >> but i think it goes back to the guest you had earlier. all of a sudden, you create doubt. >> there must be something to this ukraine business. i keep hearing about it. >> that's all you need. you could even bring the show together of the -- the heckler that was against vice president joe biden. he clearly thought that was true, as well, right? the more you repeat it, the more you start perceiving doubt and that's often times all you need. >> all right. there is a political fall here.