on september 20th, 2016, wikileaks twitter account sent a private message to trump junior starting in exchange about a trump putin website. well, trump junior promised to ask around about it, e-mailing senior officials with the campaign. on october 3rd wikileaks and trump junior had an exchange about a wicks i leaks story and about hillary clinton. on october 12th wikileaks reached out again to thank the trumps for praising them and to pass along a link to stolen documents. a source tells cnn congress has had the documents for a while. trump junior was briefly asked about them during a closed door interview that he did with the senate judiciary committee back in september. you know who else is going to find those documents really interesting? the special counsel, robert mueller, and his team. so let's get right now to cnn's senior political analyst mark preston, goeng to all of you, julia, this is a scoop for you,