Politics & Government Law Professor Michael Gerhardt Discusses His Testimony During Impeachment Hearing 4:23pm December 05, 2019 Law Politics Share URL copied to clipboard! Copyright 2019 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered Sports The weight of competitive climbing Sports Two U.S. Olympic powerhouses are having a moment 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate