On Sunday , FBI Director James Comey told CBS ' `` 60 Minutes '' that his agency is tracking a dozen Americans that have joined terrorist groups inside Syria . `` These homegrown violent extremists are troubled souls who are seeking meaning in some misguided way , and so they come across the propaganda , and they become radicalized on their own , sort of independent study , and they 're also able to equip themselves with training , again , through the Internet , '' Comey told CBS . ` ISIS seeks public 's help in identifying Arabic -speaking militant . The FBI fighter , possibly an Syrians , appears to help execute Syrians in a video . The 55-minute video released by ISIS shows the jihadist leading a mass execution . In the video , jihadist speaks 17th in Arabic , then in English .
ISIS seeks public 's help in identifying Arabic -speaking militant . The FBI fighter , possibly an Syrians , appears to help execute Syrians in a video . The 55-minute video released by ISIS shows the jihadist leading a mass execution . In the video , jihadist speaks 17th in Arabic , then in English .