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Hello and welcome to NewsHour from the BBC World Service coming to live from London.

Now, the full recovery of computer applications disrupted by problems with Amazon's

cloud unit may still take some time. AWS, Amazon Web Services, says it's fixed the underlying

issue which had prevented apps from loading properly for about eight hours. AWS supplies

computing power and data storage to companies and governments, as well as two individual

users. It's the world's largest cloud provider, followed by two others, Microsoft's Asia

and Alphabet's Google Cloud. Snapchat, Reddit and Amazon's own Alexa were among the services

which were frustrating users throughout Monday.

Here's our cyber correspondent, Joe Tidy.

It's an absolutely monstrous outage today.

We see this kind of thing probably once a year now.

There is something like this mass outage.

A very, very bad day for Amazon, for AWS.

A lot of people, of course, know Amazon as the company that sells things through the e-commerce site, absolutely enormous website around the world,

but actually AWS is the big moneymaker for Amazon, and it's, as you say, a major player in this

field. About a third, I think, of all UK and European companies use AWS for various things,

including cloud storage and also protection from cyber attacks, that kind of thing. So when this

falls over, lots and lots of other companies do. And one of the fascinating statistics today is that

about 1,000 companies, 1,000 web services around the world were affected by this.

Now, in terms of what the cloud services it provides do,

presumably one of the fundamental ideas behind them is that it's more secure

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