Alex Ritson

The diaspora, mostly in South Florida, would have been completely opposed to that kind of approach.

In the meantime, drivers must use a government-run app called Ticket, under which they're allowed a maximum of 20 litres of fuel, paid for in US dollars.

Esteban Bello is a tour operator with several Almendrones, the big gas-guzzling 1950s automobiles.

He drives me around in his own beat-up Hyundai on a fruitless search of the city's petrol stations.

There's a problem here, the fuel problem, so surely the people at the top on both sides have to sit down and figure this out, Esteban says bluntly.

This is affecting the entire country, all of us, from the very top to the very bottom.

In a time of delicate diplomacy allegedly taking place over this beleaguered nation, it was a diplomatic answer.

But the truth is those at the very top are feeling the oil blockade much less acutely than those at the very bottom.

The US is planning to expand its scheme for refugees from South Africa to 4,500 new applications per month, according to a State Department document seen by the Reuters news agency.

President Trump had previously said Washington would only admit 7,500 refugees from around the world this fiscal year.

Our Africa correspondent Mayani Jones is in Johannesburg.

Still to come in this podcast.

It's just amazing.

It's called Bin Enakil, which means between the palm trees.

It has 60 marble fountains, seven gardens with more than 2,000 palm trees, intricate stucco plasterwork on the walls, geometrical mosaics, gold-draped rooms.

The Moroccan palace Jeffrey Epstein tried to buy the day before he was arrested.

I'm Sam Paranti, and for the past seven years, I've been granted access to a team of US special agents.

Their job?

To track down those who create and trade in sickening images on the dark web.

From the BBC World Service, World of Secrets, the darkest web tells their story.