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In 2023, Business Daily met Chinese people trying to get into the US using an unexpected route – the established migrant trail through South and Central America. We’ve re-connected with some of those migrants who have made it across the border and are now living in California.Have they managed to find work and accommodation? And what are their plans for the future given US President Donald Trump’s crackdown on immigration?Presented and produced by Shawn Yuan Additional production by David Cann and Helen Thomas (Image: Pan, a man in his fifties from China, now works at a Chinese restaurant in Barstow, California, after having come to the US by way of Latin America two years ago)

WiFi, Bluetooth, and mobile networks are familiar names in wireless communication - but there’s a fourth contender transforming everything from city water systems to African wildlife conservation. LPWAN - or Low Power Wide Area Network technology - is used when you need to send small amounts of data over long distances, using very little power. We head to rural Portugal where it's used for solar and water systems, and from conservation parks in Africa to find out how this low-cost network could become the most influential wireless tech of them all.Produced and presented by Alastair Leithead(Image: An adult female Iberian Lynx named Lava with GPS tracking collar on January 12, 2023 in Toledo, Spain. Credit: Getty Images)

France, the world's second-biggest arms exporter, is expected to double military spending in the next two years. We visit a factory in the north of the country that's switched production from civilian to military equipment, as part of what French President Emmanuel Macron is calling a "war economy".If you'd like to get in touch with the programme, please email businessdaily@bbc.co.ukPresented and produced by John Laurenson(Picture: President Emmanuel Macron delivers a speech to army leaders at l'Hôtel de Brienne in Paris on July 13, 2025, on the eve of the annual Bastille Day Parade in the French capital. Credit: Getty Images)