the middle east. the harder it is to get and detect a cell. >> you saw the one web posting. can't read too much into that. is this something a group like isis would jump on to take advantage of it. spot the opportunity. and take advantage of it. >> absolutely. jim, what they would do, let's take a seasoned fighter, couple seasoned fighters on a suicide mission. simply put them in a truck. put them on a boat. send them into europe. with weapons and scary out an attack. know way for german. french police or any police in europe to monitor the people. especially when they end up in large refugee camps. just no way to police them. and as the numbers head up and up and up. i think we could almost be certain there is going to be some sort of attack connected to the refugees. >> sobering assessment to say the least. bob behr, thank you for joining us tonight. and "outfront" next.