you have terrific insight for us. we want to ask you what does your committee hope to learn today? >> i want to know why he can't get his stories straight. we have fundamental questions here which are easy to answer. how did the russia investigation start in july of 2016? was it because of the trump dossier that was funded by the democrats and compiled by christopher steele? did the f.b.i. pay christopher steele and did they use that dossier? those are easy questions to answer. witness after witness has stonewalled that. mccabe's testimony yesterday by all reports did not answer those questions and so he needs to explain why he can't answer those questions. if he is not capable of answering the questions he has no business being the deputy director of the f.b.i. >> laura: james roseen has been