the fight in sinjar will last a long time. the effort will really be to hold that area. and also had this doesn't answer what really are the big questions in the war against isis, which is how do you liberate the population centers. mosul has been under control for 18 months. raqqa for longer than that. there's no prospect of an offensive against those populations in any times for months or even years. so while we can say this it represents a stepping up of both u.s. and coalition activity against the islamic state, it's attacked the goal change, not a strategic shift in what experts agree is a stalemate. >> i want you to jump in on that. i want to take this a step further to your point as well. here we have the religious minority living in and around the area of sinjar. are also blaming the party for hanging them out to dry because