a rap a rapidly deteriorating situation in iraq, where this week, the al qaeda-affiliated terror group known as isis, the islamic state of iraq and syria, seized control of the cities of mosul and tikrit and continued its march toward baghdad. so, just who are these insurgents and how were they able to advance so quickly? and what threat do they pose to the region and to the united states? wall street journal foreign affairs columnist bret stephens and editorial board member matt kaminski join us with more. so, let s get to that last question first. what are we talking about in terms of the outlook here, because they are now on the o outskirts of baghdad. well, it potentially poses significant threats, not just to the region but to the rest of the world. an old reason, why do we care about the middle east? well, because of all the oil that s there. and iraq was a significant source of oil. the price of oil is already going up.