who was actually listening in on the call between trump and the president of ukraine. here is more from lieutenant colonel alexander vindman's opening statement scheduled for delivery tomorrow morning. "i became aware of outside influencers promoting a false narrative of ukraine which was harmful to u.s. government policy." vindman is also expected to tell the committee, "i am not the whistle-blower who brought this issue to the cia and the committee's attention. i do not know who the whistle-blower is and i would not feel comfortable to speculate as to the identity of the whistle-blower. i have never had direct contact or communications with the president." well, with us tonight to carry on our conversation, mimi rocah, former assistant u.s. attorney for the southern district of new york. now a distinguished fellow in criminal justice at the pace university school of law. tim o'brien, executive editor of "bloomberg opinion" and author of "trump nation: the art of being the donald." good evening and welcome to you