BBC

A sharp sell-off in AI stocks sweeps across Asia.

India joins a select group of countries running hydrogen-powered trains.

And Netflix shares fall after its latest outlook disappoints investors.

Presenter: Leanna Byrne

Producer: Victoriya Holland

Editor: Josh Martin

You may have heard about South Africa’s viral Netflix show, The Polygamist. The series has been trending across the continent, sparking conversations about relationships, marriage and fidelity.

Now, according to the Pew Research Center, a US-based think tank, only around 2% of the world's population lives in polygamous households. However, the practice is most common in sub-Saharan Africa, where an estimated 11% of people are part of polygamous families.

So, what is it really like to be in a polygamous marriage, and why do some people choose this way of life? We hear from Takid Master, his first wife, Cecilia, and his second wife, Mariam, about how their relationship works.

Presenter: Nkechi Ogbonna

Producers: Fana Negash, Carolyne Kiambo and Bella Twine

Senior Producers: Priya Sippy and Charles Gitonga

Technical Producer: David Nzau

Editors: Rhoda Odhiambo and Maryam Abdalla

Former Greater Manchester Mayor Andy Burnham has officially become the new leader of the British Labour Party. He is expected to take over as the UK’s prime minister on Monday, when Sir Keir Starmer will step down after spending two years in the role. We hear from a Labour MP, who’s supportive of Burnham, about what the new leader’s foreign policies might be.

Also in the programme: China hits back at US President Donald Trump as he accuses the country of interfering in the 2020 presidential election; and a new Japanese law upholds the country’s ban on female monarchs.

(Photo: Andy Burnham speaks after being confirmed as the Labour Party's new leader and the UK's next Prime Minister, 17th July 2026. Credit: REUTERS/Henry Nicholls)

Also, medical experts make plea to parents over e-scooters and rising number of injuries

In an address to the nation, President Trump accuses China of extensive interference in the 2020 elections and alleges that US intelligence covered up attempts by Beijing to damage him electorally. More than 800 wildfires are burning across Canada, with air quality alerts now extending south into multiple US states. We profile Andy Burnham who's about to become the new leader of the Labour Party and Britain's next Prime Minister. China has brought in new laws designed to stop people forming relationships with AI chatbots. The Scottish city of Glasgow is getting ready to host the Commonwealth Games. Christopher Nolan's latest blockbuster, The Odyssey, goes on release.

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Photo: US President Donald Trump delivers an address to the nation

Credit: EPA/Shutterstock

Harry Haft was forced to fight in more than 70 death matches inside Nazi concentration camps - not against soldiers but against other prisoners. After the war, Harry carried that violence into America’s boxing rings, facing some of the era’s top fighters. Through the eyes of his son Alan, this documentary reveals the deeper cost of survival - a legacy shaped by trauma, rage, and the loss of faith that followed him long after the fighting ended.

Smoke from wild-fires covers much of North America. Toronto, Chicago and Boston are all under the smoke haze.

Indian Government bans its seafarers from going through the Strait of Hormuz.

And in Italy, thirty-two people were found guilty in connection with a bridge collapse in Genoa in 2018.

Ukrainian President Volodymyr Zelensky's surprise move to replace popular Defence Minister Mykhailo Fedorov has caused an outburst of anger from civil society and criticism from MPs. We hear reaction from Oleksandr Merezhko, a lawmaker with Mr Zelensky's Servant of the People Party.

Also in the programme: US President Donald Trump is set to address the nation overnight, but not all of the country’s major networks will air it live. And with only 41 cinemas in the world showing Sir Christopher Nolan’s new adaptation of The Odyssey on IMAX 70mm film, what’s the appeal of celluloid over digital projection?

Mykhailo Fedorov stands down after only 6 months. Critics of President Zelensky say that he looks weak after accepting the loss of his innovative Defence Minister. Also in the programme: wildfires in Scotland's Cairngorm Mountains and Christina Kahlo on her famous great aunt, Frida.

Helen provides a shoulder to cry on, and Susan waves an olive branch.