(CNSNews.com) – Homeland Security Secretary Janet Napolitano told senators it is a national security concern that people from countries with ties to terrorism could 'potentially' gain entry into the United States by crossing the country’s southern border. But according to the Department of Homeland Security’s own reports, thousands of people from 14 “special interest” countries already have come into the United States illegally, including some across the U.S.-Mexico border. (The State Department designates some nations as "special interest" counties because of their links to terrorism.) Napolitano testified before the Senate Homeland Security and Governmental Affairs Committee on Thursday. Her remarks...