Building a coffee business?

Serving the best Americano in town is up to you.

But winning back time and growing your business,

leave that to sum-up.

Take orders and payments anywhere with the new SumUp terminal.

Turn occasional customers into regulars with a free loyalty program.

And with the SumUp point of sale system,

you'll always know when you're running low on your best-selling blends.

Visit sumup.co.uk to learn more.

This is CBS Eye on the World. Here's John Batchelor.

This is CBS I on the world. I'm John Batchelor. It's a great pleasure to welcome the author of Butler,

Selena Zito, the untold story of the near assassination of Donald Trump of the fight for America's heartland. But we're going to America's heartland today. Not Butler, but a thousand

feet below the Keystone State. Selina, a very good day to you. In The Washington Post, you and the senator are 1,000 feet below Pennsylvania in a coal mine that has AI in it.

Who knew these things?

But there's a photograph of this long corridor where you take a train to the coal face.

I sat there and stared at it. It's hard to

imagine you're a thousand feet down. What does it feel like, Selena? Good evening to you.

Good evening. Well, I'm the adventurous sort, and I've always been fascinated by the people that

make things, whether it's in a steel plant or underground.

So for me, it was a big thrill to go down there.

I've gone down before and have always found the experience fascinating.

One of the things that, and I hope people read the story in the Washington Post,

...