The interruption to supplies of fertiliser and its key ingredients due to the war in Iran could cost up to 10 billion meals a week globally and will hit poorest countries hardest, according to the boss of one of the world's biggest fertiliser producers. Svein Tore Holsether, chief executive of Yara, told the BBC that hostilities in the Gulf, which have blocked shipping through the Strait of Hormuz, are jeopardising global food production.Also in the programme: Ukraine has been stepping up its campaign against Russia's oil industry; and is fish fraud affecting one of Britain's national dishes?(Picture: Workers carry fertiliser bags to be mixed with water at a farm's irrigation centre. Credit: REUTERS/Rula Rouhana/File Photo)

The head of one of the world's biggest fertiliser manufacturers has warned that the continued closure of the Strait of Hormuz - as a result of the war on Iran - could cost the world up to ten billion meals a week. Svein Holsether, who runs Yara, said farmers in the poorest countries would be hit first by the interruption to production and supply caused by the ongoing hostilities. We hear from two countries particularly affected by the shortage in industrial fertiliser.Also in the programme: despair then relief for the Oscar winner who thought an airline had lost his award; and for the first time the nose of a mouse has been mapped showing us more about the way mammals smell.(Photo: Farmers in Aceh labour amid possible fertilizer shortage due to war in Middle East. Indonesia, 28 March 2026. Credit 2026 Shutterstock Editorial. EPA/Shutterstock )

The UN Secretary General, Antonio Guterres, has said the closure of the Strait of Hormuz is strangling the global economy. He said that even if the restrictions were lifted immediately, supply chains would take months to recover. We ask what options the US has now and what it's likely to cost. Also in the programme; two coins dating from the reign of English King Ethelred, known as the Unready for his failure to defend his country against the Vikings, come to light in Denmark; and why Saudi Arabia needs to cut its costs, by pulling out of LIV Golf. (Photo: A ship in the Strait of Hormuz, Oman Credit: REUTERS/Stringer)

Following reports that President Trump is to be briefed on new plans for further strikes on Iran, Brent crude reached more than $126 a barrel.Also in the programme, an Australian inquiry has said a Jewish group warned of a 'terrorist attack' before last year's antisemitic mass shooting at Bondi Beach, and how barbaric were the Barbarians?(Photo: A display shows fuel prices in euro at a petrol station in Berlin, Germany, 30 April 2026. Credit: Filip Singer/EPA-EFE)

A man's been arrested after two Jewish men were stabbed in London, in what the police are calling a terrorist attack. It's the latest in a series of violent antisemitic attacks in the UK. We hear some reaction from a local resident.Also in the programme: the US defense secretary faces questions on the cost of the war against Iran, when it'll end, and about the investigation into the bombing of a school; plus how filling the sticker album for this expanded World Cup might be expensive - but could pay dividends down the line.(IMAGE: Commissioner of the Metropolitan Police Sir Mark Peter Rowley (C) gives a statement at the scene where two Jewish men are seriously injured after being stabbed in Golders Green, north London, Britain, 29 April 2026. / CREDIT: Photo by TOLGA AKMEN/EPA/Shutterstock (16851496bd))

The British government has for the first time formally acknowledged that a woman abused by the late owner of the luxury London department store, Harrods, was a victim of modern slavery. Rachael Louw was trafficked by the Egyptian businessman, Mohamed al-Fayed, and his brother Salah.Also on the programme, former US officials criticise the Pentagon for not releasing more information about the US attack in Iran that hit a school, and why temperatures are rising faster in Europe than any other part of the world. (Photo: Mohamed Al Fayed, Owner and Chairman of Harrods department store from 1985-2010)

On his US state visit, King Charles III will address both houses of congress later. He will be the first British monarch to do so since Queen Elizabeth did the same in 1991. We hear from a congressman about whether the visit could help warm UK-US relations amid tension due to the Iran war.Also on the programme: The latest on Mali as violence there continues to spread between jihadist militants and separatists; the United Arab Emirates is set to quit the oil cartel Opec on 1st May; and we hear from the parents of Kenyan runner Sabastian Sawe - who broke the world record at this weekend’s London Marathon.(Photo: Britain's King Charles III walks during a state visit to the United States at a Garden Party in the British Embassy in DC, 27th April 2026. Credit: Ian Vogler, Pool via Reuters)

Britain's King Charles III has delivered a historic address to the US Congress, saying the partnership between the UK and the United States is more important than ever. He also condemned political violence in a rare address to a joint meeting of the U.S. Congress in honor of the 250th anniversary of American independence.Also in the programme: the United Arab Emirates says it is leaving the Organization of the Petroleum Exporting Countries; and the plan to ship Pablo Escobar's hippos from Colombia to India.(Picture: King Charles III addresses US Congress. Credit: BBC)

A court in Washington DC has charged a Los Angeles man with attempting to assassinate the US president. The White House hit out after what it says was the third attempt on Donald Trump's life in as many years. We hear from one of America's foremost experts on political violence.Also in the programme: insurgents make dramatic advances in Mali; can a new political party in Israel really unseat Binyamin Netanyahu? And as the naturalist and broadcaster David Attenborough approaches his century, we look back at one of his defining moments.(IMAGE: U.S. Attorney for the District of Columbia Jeanine Pirro speaks, flanked by acting Attorney General Todd Blanche and U.S. Federal Bureau of Investigation (FBI) Director Kash Patel during a press conference about the shooting at the White House Correspondents' Association dinner where U.S. President Donald Trump was present, at the U.S. Department of Justice in Washington, D.C., U.S., April 27, 2026 / CREDIT: ReutersKylie Cooper)

The suspect detained in connection with the attack at the hotel where President Trump was attending the White House correspondents’ dinner in Washington over the weekend is expected in court. Also on the programme: Ukraine's drone forces commander tells us they are killing 30,000 Russian soldiers a month and will continue to attack Russia's oil exports; and we hear from the man who came second in the London Marathon - but who also broke the iconic sub-two-hour barrier.(Photo: Law enforcement personnel patrol the venue, following a shooting incident during the annual White House Correspondents' Association dinner, in Washington DC, US, 26 April, 2026. Credit: Ken Cedeno/Reuters)

The acting US attorney general says the gunman at the White House Correspondents' Dinner was believed to be targeting Trump administration officials, having travelled to Washington from Los Angeles by train.Also in the programme: A man described as having chronicled the soul of India, the photographer Raghu Rai, has died aged eighty-three; Sabastian Sawe made history at the London Marathon by becoming the first athlete to run a sub-two-hour marathon in a competitive race; BBC visits Chernobyl ghost city 40 years after world's worst nuclear accident; and an update on the violence in Mali.(Photo: U.S. President Donald Trump is escorted out of the White House Correspondents' Association (WHCA) dinner in Washington. Credit: Reuters)

US President Donald Trump is unharmed after shots were fired at the White House correspondents’ dinner he attended. A 31-year-old suspect has been arrested and a security agent who was shot is now reportedly out of hospital. We speak to US mentalist Oz Pearlman who was with the president when the event unfolded.Also in the programme: The Iranian foreign minister meets with Oman’s sultan to discuss peace with the US; and why some board game are becoming more popular.(Photo: US President Donald Trump salutes during the annual White House Correspondents' Association dinner in Washington DC, 25th April 2026. Credit: REUTERS/Jonathan Ernst)