An official stands on stage during preparations for the vice-presidential debate between Republican vice-presidential nominee Gov. Mike Pence and Democratic vice-presidential nominee Sen. Tim Kaine in at Longwood University in Farmville, Va., Monday, Oct. 3, 2016.
The exit of more than a dozen staffers follows turmoil at Heritage and the larger conservative movement over the role of right-wing influencers who've promoted antisemitic and other extremist ideas.