The Department of Homeland Security issued a bulletin to law enforcement across the U.S., warning them to be on the lookout for lone wolf terror attacks. It is difficult to identify who may launch an attack like this. Deborah Feyerick reports on how authorities are working to stop foreign fighters who traveled to places like Syria and Iraq from bringing the fight back home.What can be done to stop foreign fighters?
ISIS has issued orders for the killing of Westerners. Is this sort of instruction what lone wolf terrorists are waiting for? Anderson spoke with Maajid Nawaz, who was once a Muslim extremist and is now the director of the Quilliam Foundation.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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