it had been publicly reported. that's important, of course, because it rebuts one of the president's main talking points, which is this couldn't have been bribery or extortion or quid pro quo, pick your word, if ukrainians did not know something was being withheld and for what reason. cooper says, in fact, they did know and, you know, believes that they, in fact, knew why. >> she also testifies, garrett, about why it was necessary that the aid be released to ukraine. she said if the aid is not released, it would weaken a strategic partner. can you just explain to our viewers what the bipartisan policy toward ukraine was before this controversy that's come out in the last few months? and why it was bipartisan policy? >> sure. absolutely. this is the heart of the national security argument here around why democrats believe this is an impeachable offense. support for ukraine and particularly the military in ukraine and good governance rule of law institutions in ukraine has been a bipartisan priority of congress really since the