Stanford University law professor Pamela Karlan testifies before the House Judiciary Committee on Wednesday, Dec. 4, 2019. (WTTW News)

The House Judiciary Committee holds its first hearing as it weighs articles of impeachment against President Donald Trump. Local law professors Tom Ginsburg and David Franklin discuss the testimony and what lies ahead.

Are democracies under threat? University of Chicago law professor Tom Ginsburg thinks they are, and has co-authored a new book on saving this country’s constitutional democracy.