Now for more on how Iran could respond, Karim Sajdipur, a senior fellow at the Carnegie Endowment for International Peace.

Karim, Iran's foreign minister said a big red line has been crossed and they have to respond.

What do you think the range of responses they're considering is?

As General McMaster said, they have numerous options.

They can go after U.S. embassies and military outposts in the Middle East.

They can try to go after oil installations throughout the Persian Gulf,

block major trade routes like the trade of Hormuz.

They could try to rein down more missiles on top of Israel.

The problem they have is that many of

these options are like the tactical equivalent of a suicide bombing. They can do a lot of

damage to their adversaries, but they may not survive that blowback. Is returning to the negotiating

table a possibility, or is that just something they're not even considering? Well, eventually, I think they will get back to the negotiating table.

The problem Iran has right now is they're in dire straits.

It's a regime fighting for its life.

It doesn't control its own airspace.

It's led by an 86-year-old supreme leader, limited cognitive and physical bandwidth.

He's in a bunker.

All of his top military commanders have been assassinated over the last two weeks.

So the regime is in survival mode right now.

You mentioned the top military commanders assassinated in the Israeli attacks.

How is that affecting the decision-making or planning about a

response? Well, you can only imagine how the chain of command has been disrupted. These men who

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