On the Campaign Warpath

It's impossible to think of a US presidential campaign where political dirt didn't fly. But this year the nasty tone of the competition has reached new levels. Even Nobel Peace Prize winner Elie Wiesel has spoken out calling it a presidential campaign "full of verbal violence."

Where is the line between campaigning and negative campaigning? Is it possible for one side to take the high road? Tune in tonight for a look at brass knuckle politics and the role of negative campaigning in American politics.

Guests:

Frank Newport, editor in chief of Gallup Poll;Andrew Robertson, associate professor of history at Lehman College and the Graduate Center at the City University of New York

Jonathan Alter, senior editor and columnist for Newsweek

Kevin Dooley, professor of supply chain management at Arizona State University

Jack Beatty, On Point news analyst.