CNN CNN Newsroom March 7, 2015 15:05:00
North caucasus in a region? southern russia that borders georgia. do you believe that's plausible? i mean geographically they're quite a distance. how would they have tracked them all the way there, let's say? >> well, it's plausible because yu've had, although, you know many of the attacks from that region the chech knee yans, for example, have waged many fatal attacks in moscow, blowing up airliners, attacking the opera house, attacking subway stations so there have been attacks from that region. the question is why in this particular case would somebody want nemtsov himself, who -- because ...