Why isn't Mitt Romney up by 10% in the polls? Well, maybe he is

Why don't the polls show Mitt Romney leading by 10% instead of a tight race? Well, maybe they do.

Notwithstanding the erosion in support, Obama remains tied with or
slightly ahead of Romney in most polls. Yesterday’s Ohio Newspaper
Association poll is typical. It shows Obama with a five-point lead in
Ohio, despite a sizeable Romney advantage among independents. That pol ,
however,