Yeah Bush wanted the shield to protect our European allies where Obama wants to protect the muzzies.
I would suspect that Turkey would use the technology, access, and radars if they can be redirected, against the US and NATO before they would be used against Iran.
This is a really bad idea. Turkey is radicalizing quickly. About the time we get them installed, a bunch of Islamist crazies will either destroy them or nationalize them. Or limit how we can use them.
Confront? Iran just tried to secure Iran’s nuclear refining program for its nukes.