kurdistan in a sense is almost like a separate country within iraq. the kurds, for instance, are very careful who they let into the territory. they control what's odd, for instance is that iraqi citizens if they're not cureds and they arrive at the airport in erbil unless they have a local sponsor will not be allowed in. so they take their area the area they control very seriously and they try to control who enters and so security very much a concern for the kurdss in this incident even though in this case nos u.s. diplomatic personnel were harmed is cause for concern about the situation in erbil and in kurdistan. >> it certainly is. thanks very much ben. we'll stay on top of this story. staying in iraq a former top iraqi general under saddam husseins has been killed izzat ibrahim al douri, you may