CNN New Day December 15, 2014 11:19:00
Countries that have seen significant numbers of foreign fighters joining syrian groups in iraq. about 250 people it is estimated have traveled there. several have killed. dozens have returned home. >> that compares to about 150 americans who traveled to fight in syria and iraq. authorities say the concern now is the concern of copycat incidents. they have been aware of lone attacks against isis are possible here him they say there is no indication of active plots here, chris. >> evan, thank you so much. we will continue to follow this. the information is short in coming. what we do know is aga...