Dozens of Syrian refugees already living in the Unites States may have ties to terrorism and the Department of Homeland Security (DHS) is downplaying it, claiming federal agents missed “possible derogatory information” about the immigrants due to “a lapse in vetting.” Among those who slipped through the cracks is a man who failed a polygraph test after applying to work at a U.S. military installation and another who communicated with an Islamic State leader.
