more broadly what does this mean going forward for u.s. involvement? they talk about safe havens. the idea you push isis out and allow refugee, hundreds of thousands of them to go back to a safe place. that s going to take an awful lot of doing. for the more immediate future. turkish officials allow warplanes, uavs, drones, as we call them to use an air base in southern turkey, and that can significantly up the tempo of operations there. the turkish in the fight, too. this alters things quite fast in the future to come but as a big sting to all of this, too. turkey is open potentially to isis retaliation. that could mean attacks on western targets, turkish military targets. that s why many say turkey have not been in the fight early on, and we ll have to see what this does for the war inside syria. used to be against the regime. now against isis. it s so complex but now has a