What we do know in terms of Europe is there have been literally thousands of foreign fighters that have gone from different European countries into Syria and are now coming back in. And we also know that A number of these [foreign fighters] have been identified as coming back into Europe through the refugee flow. So that's a threat we have to take very seriously. Other than that, I think we also understand that Europe is pretty well overwhelmed by having tracked down as many leads as they might potentially have here. (00:48–00:53)
CLAIM
Asserts that some foreign fighters are returning to Europe via refugee flows.
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