installations, working around iraq. if baghdad does become threatened in the coming days and all indications are isis is moving toward baghdad, the u.s. would have to make a decision if the embassy was so threatened that it would have to evacuate it. this is one of the most secure if not the most secure u.s. embassy in the world. but it is also one of the largest that makes it a target. there are evacuation plans as there are with all u.s. embassies, very detailed. but it would be the state department's decision to make that security call if and when the time comes, anderson. >> and jim, how did -- really just a couple thousand make such quick gains of territory. the idea that they can be threatening baghdad when you realize the size of the iraqi army itself is extraordinary. >> well, this is what the intelligence community believes. they believe that isis had help inside iraq, specifically from sunni tribes, nationalist groups in the north. and without that help, isis