Fox Chief White House Correspondent DECORAH, Iowa – President Obama got into a heated back and forth with a Tea Party activist who demanded to know at the end of a town hall meeting here whether or not Vice President Biden had called members of the Tea Party “terrorists” during the debt ceiling debate. In public, Obama did not directly answer the question from Tea Party activist Ryan Rhodes about Biden. But Obama fired back that he knows better than anyone what it’s like to be slammed for his political views and was not about to accept a lecture on...