members could be here as well. so if you're having a phone call with the president very loud and in english. there's a chance that zelensky staff members could have been hearing what was going on as well. a nice restaurant. not necessarily the place for a sensitive conversation. >> thank you so much. >> the former u.s. special envoy to ukraine volker set to testify publicly tomorrow. "new york times" reporting he plans to say he was out of the loop at key moments during trumps pressure campaign on ukraine. as jones reports, volker will have a will the of explaining to do. >> another big week in the impeachment inquiry. with public testimony from nine current or former administration officials. >> come to order. >> among them. former u.s. special envoy to ukraine volker who resigned shortly after the release of the whistleblower report. about efforts by trump, giuliani