Death in Ice Valley is returning.

We've been trying to find answers to an unsolved mystery.

And now we're back with an update on the case.

We'll be here to tell you more about it at the end of this podcast.

Welcome to Hard Talk on the BBC World Service with me, Zainab Badawi.

How dangerous is the superpower rivalry in technology and information?

Well, currently, there's much focus on the tensions between the United States and China

over the Chinese tech giant Huawei.

Soon, 5G networks will be a critical part of our world in transportation, power supply, payment systems and so much more.

Washington says the Chinese can't be trusted because they may use their technology infrastructure for spying.

Beijing says this is nonsense.

My guest is the US top official on cyber information and

security, Ambassador Robert Strayer. He's on a mission to dissuade Europeans from doing business

with Huawei, but is Washington losing the cyber war? Ambassador Robert Strayer, welcome to

hard talk. Thank you for having me.

What are your fears exactly about using Chinese telecommunications technology?

Well, we're very excited about the promise of 5G technology

because it's going to empower all kinds of critical infrastructure,

including autonomous transportation networks, autonomous vehicles, telemedicine, as well as our traditional types of critical infrastructure, including autonomous transportation networks, autonomous vehicles,

telemedicine, as well as our traditional types of critical infrastructure like the delivery

of electric power. We're very concerned, though, that in building those networks out,

that a country like China, because of its national intelligence law, could cause a company like

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