Mitt Romney and Barack Obama

Remember Mitt Romney’s “47 percent” comment? Clint Eastwood’s empty chair? Obama’s first- debate disaster? In his new book “Collision 2012,” veteran Washington Post reporter Dan Balz dissects the issues, events and strategies that defined the 2012 campaign.

Dan Balz, chief correspondent for The Washington Post and author of "Collision 2012: Obama vs. Romney and the Future of Elections in America"

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