Former ABC News anchor Sam Donaldson tells Anderson Cooper there's already a "smoking transcript" in the impeachment inquiry into President Trump. Watch "Full Circle" every weeknight at 5pm CNN.com/FullCircle | CNN

Legendary ABC White House correspondent Sam Donaldson, who made his name covering Watergate and has been in the news business for over 60 years, joins NewsNation to discuss how the handling of the Epstein files reminds him of the Nixon era. A longtime mentor and friend to Chris Cuomo, Donaldson sees clear parallels in the lack of transparency. | NewsNation