here, even though it's this particular early stages, this is a transnational phenomenon. this is not about just europe. this is really about transnational phenomenon that involve lone wolves. it involve small cells and of course it involves operations directed by isis and al qaeda. the fact is, this could be either a isis-directed or sae al qaeda directed operation or troubled souls. it tells me given the fact that spain has not really been prioritized by isis or al qaeda, this could be a small local cell that subscribes to the ideology of isis or al qaeda. >> if we know that this sort of vehicular murder is the m.o. of these, you know, terror groups, what needs to be done in these major pedestrian thoroughfares in places like las ramblas. fawaz, thank you so much. i just want to get now, we do have this eye-witness on the phone from barcelona who