CNN CNN Newsroom Live December 11, 2015 08:02:00
Paris, and then it was on belgium, and now it has turned to switzerland. what do you know, alexandria? >> right. this is really an international effort to ferret out anyone who could be connected to the network that perpetratored the attacks in paris. to that end, swiss officials don't have any confirmation that these suspects are actually on swiss territory, but the terror alert level has to be raised as they carry out investigations to try and track these suspects down. these interest people who are believed to return to europe after time with isis in syria. there also believed to be part of...