<p>NEW YORK — Likability. It’s been Mitt Romney’s Achilles’ heel for years. U.S. voters, polling shows again and again, just don’t like him all that much. And, the same polls show, they like President Obama a good deal better.</p>
<p>Now, with Obama apparently opening a lead over Romney as the presidential campaign enters its final phase, Romney is trying to diminish one of the president’s greatest attributes.</p>