impeachment against president trump. lawmakers arriving for this, the latest phase of this truly historic process. manu is up on capitol hill watching all of this unfold. what are you seeing now, manu? >> democrats are preparing to lay out their case about why the president deserves to be impeached. what they plan to do is lay out what they're calling a, quote, pattern of behavior about the president's conduct in office and they're going to use and cite what he did in relations with ukraine as a central part of that narrative but expect other aspects to be discussed as well including his handing of the mueller investigation, his efforts allegedly to undercut that probe. expect that to come out particularly towards the top of the hearing. now i'm also told that there have still been discussions behind the scenes about what the articles of impeachment look like. despite a weekend session of the house committee democrats in which they prepared for today's hearing on saturday and sunday, they have not been briefed on the specifics of what is in those articles of impeachment and when the vote will occur, although we do expect that vote