This is the Guardian.

Today, Britain has joined the US in bombing Yemen, but has it walked into a trap. Today in Focus is supported by Virgin Atlantic.

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Terms and conditions apply. If you look on a map, the Red Sea is this long narrow canal between the East Coast of Africa on one side and Yemen and Saudi Arabia on the other.

And if you're running a ship loaded with containers sailing across the Indian Ocean trying to reach Europe,

the Red Sea is a shortcut.

You can skip going all the way around South Africa, save 10 days of travel,

millions of dollars in fuel and wages.

About 12% of global trade takes this shortcut, passes through the Red Sea every day.

But if you zoom in on that map, to enter the Red Sea,

you've got to pass through this tiny gap,

16 miles wide that an Arabic is called Beebel Mandib, the gate of grief.

And for the past month, the militia that controls most of Yemen has said,

...