you look at the hillary clinton investigation, even criminal investigations, the so-called subject of your investigation is normally 95% the last person you talk to and so they're -- >> wrap it up. >> i'm getting ready for the interview, wrap it up. this is interesting. >> that is interesting. will it be recorded do you think? >> they will have to have some way to record it. a normal interview would be the fbi agent taking hand notes, that is the most basic way to do these interviews, all the way up to some recording. i think the prosecutor will push for some recording because they want to make sure there's consistency of what comes out of that interview. >> cover themselves. mike rogers, thank you so much. always a pleasure to have you on. progress on the korean peninsula. north korea and south korea holding their most significant military talks in years. could this be a break through. that's next. ♪