"The sources, who spent time with Trump, said he was particularly incensed with the effort thus far by his attorney Bruce Castor. Trump believes Castor gave a rambling opening argument, they said. Castor’s 45-minute opening remarks were widely panned on social media after he praised the House impeachment managers for a job "well done."

"The American people just spoke and they just changed administrations," Castor said at one point. He said the public is smart enough to "pick a new administration if they don’t like the old one, and they just did."