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In a 6-3 vote, the US Supreme Court killed a legal precedent that conservatives have attacked for decades, known as the "Chevron deference". The court decided in 1984 that judges should defer to federal agencies in interpreting ambiguous parts of statutes. However from now on the courts alone will decide. Roger Hearing speaks to our reporter Nada Tawfik who tells us more about the Chevron Deference and a scientist who is among those opposing the judgement.

As Iran votes in a new president, what are the economic challenges the new man will face?

Kenyan police have arrived in Haiti to try to tackle the endemic gang violence there - a Haitian professor tells us what difference they're likely to make. We hear from a gang leader and Professor in Haiti.

And it was the busiest day ever for American air travel - a big post-Covid recovery - but do the airlines and airports have enough capacity?