Due to his failure to learn from history, this is obama's Neville Chamberlain moment and will be his legacy. Also, his deal sadly leaves behind four Americans in Iran.
When I enlisted in 72 for a Military career as a Nuclear Weapons Tech, I had then, and still have the opinion that we should nuke Iraq into glass, 6 feet deep.
We, at least attempt to avoid shedding innocent blood by way of making 'surgical strikes'. We minimize killing innocents but alas, in war there will be unavoidable casualties. We can but try to keep them to as few as possible.