Cameron, Rubio: Terrorism threat growing

Europe terror threat: Greece aids Belgium with investigation

He said he won’t use the word “war,” as French President Francois Hollande did, to describe the effort to prevent terror attacks because “we do not want to help them in their narrative by saying it’s a war of us against them.”

“So I think that’s a very real risk for Europe, which is closer to the Middle East, and has large immigrant populations from that region, but it’s a real risk here in the United States, a country where every single year millions of people visit, travel to, immigrate to,” he said.

CNN