BBC Sounds, music radio podcasts.

Hi, I'm Matthew Price.

This is Beyond Today from BBC Radio 4.

Each day we're going to ask one big question about one big story.

And today we're asking what's up with what's app.

Most users would say that they trust Instagram, they trust what's app,

never remembering that they're both owned by Facebook.

And when you post to what's to WhatsApp you're not trying to

broadcast to the world right you're trying to broadcast to your friends.

Well that's what I thought but this week we learnt that the same app that we all use for group chats and messaging

has been used as a political weapon. It's another problem for Facebook, which owns the app,

and it all started in Brazil.

So they're still coming in.

They're coming in.

The groups. So let's coming in. They're coming in. So let's get into another Bolsonaro's support groups.

Julianne Gragnani works for BBC News Brazil.

Oh. So it's a support group 163 participants again from all over Brazil.

Have they sent any video? Let's see. See. presidential elections there. saying that the Workers' Party in Brazil is blaming WhatsApp for their loss.

WhatsApp was a really big factor in electing the man who became president.

I pronounce it Bolsonaro. Bolsonaro. Okay you do it nicer than I do. And what's his full name? Jair Bolsonaro. Okay Jair Bolsonaro and

he is the new president of Brazil, this man who's being called the

the Trump of Latin America. Can you just tell us who he is?

...