others from speaking out? what was the purpose? how was the public's interest served in this? none of us can really understand that. so, still a lot of questions, but i think prudently as investigators, we can't take this as the last word, i think a response from the white house on the broader issue of whether tapes exist. also we need to continue to ask others, since, unfortunately the president has in the past tweeted things that simply did not square with the facts. >> you want official white house letter from the white house council or the white house chief of staff explaining exactly that there are absolutely no tapes at all? and you want that letter by your deadline of tomorrow? is that right? >> yes. so we've asked the white house whether there are recordings of the president speaking with james comey, if there are recordings that need to be preserved, and they need to be provided to us. so that question is broader than whether the president himself has personal knowledge or was personally involved in any tapes. so yes, we're still waiting for