Israel must break Iran or lose the opportunity to maintain hegemony in the Middle East. Iran has a stable government, an industrial base and almost 80 millions of people. Iran can't be driven to endless civil war as Syria or Libya, A war without US intervention is a loser unless Israel resorts to special weapons. Commando assassination and destruction raids are almost impossible. If Iran had no nuclear program it would be necessary for Israel to invent one. That's the only way to persuade the US to fight.
Army: Blast in Korean DMZ wounds two South Korean soldiers (Reuters)
from the article: Netanyahu: Iran's nuclear program threatens 'survival of my country'