terror-inspired groups. use your vehicle and then attack. we saw it play out on the streets of london just a few weeks ago, and it's because of those things that you see the spanish authorities without definitively saying, moving into a counterterrorism mode quickly. >> and you heard from isa florez, i want to stress this information, often coming in from eyewitness at a distance, people hoop see things from different perspectives, see it a little differently. in the early hours, we know there are conflicting or changing accounts as it comes through, but reports that two men, one of them carrying something. eyewitnesses said somebody armed, others saying they can't be sure what it was, barricading themselves in a local bar or restaurant. i assume that will be priority one for the counterterrorism response to the scene? >> absolutely. because you have to -- you want to minimize casualties and hope that they don't, the terrorists