Dan Balz Discusses 'Collision' of 2012 Election

Presidential election campaigns have become political marathons, but last year's — from the Republican primaries until election day — seemed longer than ever, and many Americans were glad to see it come to an end. That doesn't mean it wasn't important.

Dan Balz of the Washington Post is a veteran of many political campaigns, and his latest book is

Collision 2012: Obama versus Romney and the Future of Elections in America

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