Syria\'s war spillover affecting countries thousands of kilometers away: the US Federal Bureau of Investigation is sounding the alarm over radicalized homegrown militants. FBI Director James Comey says he\'s concerned about the militants inside the US who would be radicalized after returning from Syria. He says dozens of Americans have gone to Syria to fight alongside insurgents against the Syrian government. Comey has expressed concern that Syria has turned into a training ground for a new generation of terrorists. The American official has also acknowledged that it would be very hard to track such radicalized homegrown terrorists. Show Less >>