I'm Margaret Brennan in Washington and this week on Face the Nation, as the war on Iran enters its second week,

concerns about a global energy crisis are growing.

U.S. and Israeli forces stepped up their bombing campaign through the weekend, targeting Iranian airports, oil depots, bases, and more.

President Trump promises an escalation of hostilities until Tehran offers a complete and

unconditional surrender.

It's where they cry uncle or when they can't fight any longer.

There's nobody around to cry uncle.

But Iran's defiant leaders say they will never surrender, hitting back hard at U.S.

facilities and allies in the region, striking oil and gas infrastructure, putting pressure

on much of the world's energy supply.

We'll ask Energy Secretary Chris Wright about the potential for a serious global supply shock shock and what it could mean for oil and gas

prices in the U.S. Plus Israel's ambassador to the U.S. Michael Leiter will be here. We'll ask him how

his government's objectives square with U.S. goals. And we'll also check in with Virginia

Democratic Senator Tim Kane.

Then an offer from Ukraine.

This time, they want to help the U.S., offering expertise in countering Iranian drones.

Ukraine's ambassador Olga Stefanishina will join us to discuss that and more.

It's all just ahead on Face the Nation. Good morning and welcome to face the nation.

As we look ahead to another week, the war with Iran seems to be entering a new phase,

with critical infrastructure now being targeted in the region that could potentially impact millions of people.

President Trump called the conflict a minor excursion and has not yet indicated the next steps,

but there are signs that America's involvement in the conflict is deepening.

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