>> was it specifically about these investigations? you said burisma? >> in order to for fight corruption, you need to see what ukrainian citizens are up to. >> what was the purpose of that? was it because the president, you knew -- well, that the president wanted those investigations to be done as a condition for them to have information in the white house. >> first off, we have to be clear what we are talking about in terms of investigations. we are not talking about vice president biden. >> burisma has nothing to do with -- you are saying -- >> i'm saying ukrainians within the company of burisma had acted in a corrupt way, that is a legitimate thing for ukraine to investigate. if they can make a statement about their intentions on fighting corruption domestically, that is helpful in order to convince