Aya Batraoui

And that would obviously widen the scope of this war dramatically.

Also, we've heard the UK, France and Germany saying they will take steps to defend their interests and those of their allies in the region.

And some of those interests are about oil.

Saudi Arabia says one of its largest oil refineries was targeted today by Iranian drones sparking a fire and temporarily shutting down production there.

We've already seen oil prices spiking today on trading.

The Strait of Hormuz in the Gulf, that narrow shipping lane where a fifth of the world's oil passes from the Gulf to China and India and beyond, has effectively been shut down since Saturday.

Shipping insurance firms are concerned about naval attacks.

So the scale of the fallout of this war really depends on how long the U.S.

and Israel continue this war.

Thank you, A.

The school in the southwestern city of Manab was struck early Saturday as students across Iran were just starting the school week.

killing more than half the students there and wounding nearly 100 others who were rushed to hospital.

Erna, Iran's state news agency, quoted a spokesman for the education ministry, saying Israel had bombed the school three times.

He says there were more than 260 students in the school at the time.

Earlier official reports had indicated 170 students in the school.

The report made no mention of teachers or adults possibly killed and wounded.

Israel says it's unaware of Israeli military strikes in the area,

The U.S.

says it's looking into it.

It is the single deadliest strike of the war that began early Saturday with Israeli and later U.S.