All nukes are dangerous -- also for states which installed them, and whether that country is an ally of the West is irrelevant. The way you describe Iran is meaningless PR and applicable on a number of states. The destruction of Israel is in the same category. However, it might come to that if Israel decides to attack, which is unlikely. Unfortunately the (US) media are only temporarily focussed on AfPak; it will be business as usual after Obama's decision.
U.S. defense chief tells Congress: Military options remain against Iran (DPA)
from the article: With all eyes on Iran, who's watching Pakistan's nuclear arsenal?