about isis, infiltrating the refugee population. remember this. >> without, bringing in syrian refugees. >> it is clearly a population concern. >> the lack of our footprint on the ground in syria, if the databases won't have the information we need. it's not that we have a lack of processes, there's a lack of information. >> >> that obviously raises a ge can come back grave concern. >> i don't obviously put it put it past among these refugees. >> we can only query against that which we have collected. and so if someone has never made a ripple in the pond in syria in a way that would get their identity or their interest reflected in our database, we can quicken clear our database until the cows come home.