what's being targeted here. what are the source of information that exists that the department says we can't get the information any other way. i'm suggesting there's a lot here that we don't know yet. >> what predicate then to use a legal term, what justification would be necessary in your view to justify an investigation, a dragnet this broad? >> well, of course, talking about some serious issues, serious commissions of large scale crime here. the predicate would be again as i indicated before, there's an absolute need to do this. there's no other way to get this information and move forward on a legitimate investigation or prosecution. again, because you're involving members of the media and members of the government, members perhaps in the white house, you're talking about a high bar that would have to be met to