(Denny Crane: "I Don't Want To Socialize With A Pinko Liberal Democrat Commie. Say What You Like About Republicans. We Stick To Our Convictions. Even When We Know We're Dead Wrong.")
I believe that Israel would be the number one target for an Iranian nuclear bomb attack. They may want to hurt America but they REALLY want to kill Jews.
They are nuts, but you must ask the question, would their desire to kill Jews overrule their plan to expand Palestine? Radiation isn't pretty.