damaging to hillary clinton -- all of that should absolutely have red flags and alarm bells for robert mueller. so it makes sense to me that they're focusing on this episode and that intent is also part of it because proving willful intent would be a element of a crime of campaign finance law violations. >> you and i talked about this earlier when this first developed, when we first found out about this, and you said the one thing about these meetings because there are e-mails is that there are likely more e-mails. and bob mueller has the ability to subpoena the necessary equipment and records that will get him the whole story. donald trump jr. has disclosed some e-mails to us, but the question is whether there are more. >> sure. i think some of the things that mueller and his team are likely doing are getting their arms around all of the e-mails. there have been some reports that some documents were exchanged at this meeting. they would want to get their hands on those documents, and they would certainly want to interview if not put before the grand jury everyone who was