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South Africa is home to many of the world's rhinos, but it's also a poaching hotspot.
Conservationists are coming up with creative solutions, and on What in the World,
we're going to be talking about how scientists are injecting radioactive substances into rhinos' horns.
I'm Hannah Gelbart, I'm the host of What in the World, an award-winning daily podcast from the BBC World Service.
We break down global news stories and trending topics in less than 15 minutes,
and you can find us wherever you get your BBC podcasts.
Hello and welcome to News Hour.
It's coming to you live from the BBC World Service Studios in central London.
I'm Tim Franks, and as we come on air, still the markets slide.
And the prospect of a full-blown trade war draws ever closer,
with China today announcing that it will impose a new suite of tariffs on U.S. imports.
The news has reported on Chinese state television that at one minute past midnight on April 10,
Beijing will levy an extra 34 percent on U.S. imports,
in precise retaliation for the 34 percent surcharge that President Trump announced would be levied on Chinese imports into the United States.
It's not been quite as bruising a day so far as Thursday proved for the markets,
but there again for those stock markets across the world.
Yesterday was the worst day since COVID first hit five years ago.
The U.S. Secretary of State Marco Rubio is currently in Brussels for a meeting of foreign ministers from NATO,
the Transatlantic Military Alliance.