Rep. Don Beyer @RepDonBeyer
So much hangs on this. Trump's lawyers argued in court and in the Senate that neither the judicial nor the legislative branch has authority to investigate the President. If Senators refuse to hold a fair trial they accept the idea that no one can hold the President accountable. — PolitiTweet.org
Ben Siegel @benyc
.@RepAdamSchiff: "Think about the precedent you will be setting if you don't call witnesses for this trial."