look at where we've been, a reminder of the voices we've heard from in the long journey here. >> i encountered an irregular, informal channel of u.s. policy making with respect to ukraine. >> it is improper for the president of the united states to demand a foreign government investigate a u.s. citizen and a political opponent. >> was there a quid pro quo? the answer is yes. >> he was being involved in a domestic political errand, and we were being involved in national security foreign policy, and those two things had just diverged. >> everyone was in the loop. it was no secret. everyone was informed via email on july 19th, days before the presidential call. >> such conduct undermines the u.s., exposes our friends and widens the playing field for autocrats like president putin. our leadership depends on the power of our example and the