witness. >> what is troubling? >> i'm not going to get into the details of the testimony obviously, but i think it's troubling that there's talk of rudy giuliani and some of the white house officials you know doing what they were doing with the ukraine. pushing. so this is all troubling and i'm not going to get into the details obviously. i'm not going to diville nlg what's being said in confidence in committee investigations, but certainly i will say that today's testimony was explosive and that taylor is the number one witness that i heard from so far. >> you're coming on our air, call iing it explosive. congressman levin called it troubling, disturbing. what's the american public supposed to do with that without any details behind it? >> i want the american public to be sure when we fully finish this process that we did this deliberately, in a professional