"Tasking orders are sent to an Ohio class SSBN somewhere in the Atlantic Ocean.
Within 15 minutes 24 Trident SLBM's are headed to the Middle East.
Every Muslim city of over 100,000 people is incinerated with a MIRV warhead.
Every day for the next 5 days a similar atomic strike is launched on the survivors and the battle-assesed remnants of the Muslim world.
Then, on the 6th day, every single test and data show that the nuke was a ChiComm device and was probably planted by ChiComm or ex-Soviet agents, who are laughing their asses off at America's attack on Iran.
So? Not like there is not enough to go around. We even have enough for the french problem.
On the 7th Day we nuke China, for having tricked us into killing a billion people, we should have no problem killing another billion people.
On the 8th Day we use the rest of our nuclear arsenal to blackmail and take control of the rest of the world, saying that we will nuke you if you do no follow our orders.
(sarcasm) Once you killed your first billion people, it becomes easier after that.
That's OK. They are next.