This is CBSI in the world, I'm John Bachelorette.

Nuclear weapons in the 21st century.

Nuclear weapons require missiles.

They require testing.

They require very careful protocols.

Gordon Chang at Gordon G. Chang, my colleague and co-host.

And we welcome Rick Fisher of the International Assessment and Strategy Center.

Our hardware and software guide when it comes to nuclear weapons.

To comment on this headline in CNN in these last hours.

Exclusive writes CNN.

Satellite images show increased activity at nuclear test sites in Russia, China, and the U.S.

Again, Russia, China, and the U.S.

Assemble to Nayade suggesting unusual activity.

Rick, I'm very good evening to you.

We draw upon your memory and research in nuclear weapons.

Do we experience this often?

Russia, China, and the U.S. moving around their nuclear test sites at the same time?

Is this unusual?

Is this in some fashion protocols?

They're just carrying on the business as usual.

Good evening to you, Rick.

Good evening, John. Good evening, Gordon.

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