you know? >> the battle for sinjar is about more than destroying the yazidis -- also about delivering a powerful blow to isis to stop their campaign. >> translator: benefit the oil transits through this route. this is one of the main roads which is why they don't want to lose sinjar. >> indeed the peshmerga see themselves fighting a war not just for their own part of iraq, but to help rid the world of the scourge of isis. they believe they'll need more support. no support. it doesn't make sense. when i was there the peshmerga were barely able to hold their own. they're now attacking and we've decided to pull out. anyone who thinks isis are being pushed back around the defensive in this whole conflict need only to come to a front line like this to realize that in fact much more is needed to defeat