Heres hoping that iran doesnt have nukes. Even a badly aimed nuke over the gulf would put us in a bad place. Its not a big pond for a lot of carriers to work in.
They better make their first shot count because I guarantee they will not get a second.
No doubt the response would be horrific—but the damage would be done and the entire Pacific would be open and vunerable. I always get nervous when a great percentage of our strategic forces are concentrated in a small area.