military or diplomatic personnel in arbil. >> steven ferrell from the new york times that spent timethnic makeup in this area. there is a huge mix. i don't think a lot of people heard of them, we're talking about christian minorities and other groups. >> this is a large plat plain with good highways and roads and you come off the highway into a little lane and find yourself in a small christian town and go a few miles further along and unless you really know the area well, it's incredibly complicated patch work of an excellent religions and theology and people and they are vulnerab vulnerable. >> when the president talks about authorizing air strikes, what does that actually look like on the ground? how are those conducted? often as we discussed, you need forward operating troops to put a laser on a fast-moving object. >> yeah, if they will try and break the siege, those targets will be more fixed. they can do that with drones. they can get coordinates off that and program the weapons using something gps guided, something like that or laser designated. that can be done from the air q