Police have fired on crowds gathered to mourn Mahsa Amini in Iran, 40 days after she died in custody. Protests swept across the country following her death. Also in the programme: We hear from the wife of a detained Russian opposition activist and; Lebanon has begun repatriating Syrian refugees. (Picture: People march toward the cemetery where Mahsa Amini is buried, near Saqez, Iran. Credit: REUTERS)

Climate change is severely impacting people's health around the world, a report by a leading medical publication has found. The Lancet Countdown report says the world's continued reliance on fossil fuels increases the risk of food insecurity, infectious disease, and heat-related illness. We'll hear why some diseases are on the rise - and how millions of us may be affected. Also in the programme: Ukrainian refugees are told to stay out of the country this winter because of likely power cuts; and how scientists have made a breakthrough in the speed and efficiency of the internet. (Photo shows people affected by floods moving to higher grounds in Naushahro Feroze District, Sindh province, Pakistan. Credit: Rehan Khan/EPA)

Britain's new Prime Minister Rishi Sunak will have plenty on his foreign policy agenda from the war in Ukraine, to China and dealing with the European Union. Can he restore the country's battered image? Also today: Giorgia Meloni takes her place as leader of Italy - promising to tackle prejudice and stay close to the EU; and we have new music from Barbara Streisand - sixty years after it was first recorded. (Photo: New British Prime Minister Rishi Sunak arrives in Downing Street, London, United Kingdom - 25 Oct 2022. Credit: Photo by Tolga Akmen/EPA-EFE/REX/Shutterstock)

In a short farewell speech earlier, Liz Truss defended her legacy of trying to push through tax cuts and said leaders needed to be bold. Sunak is the UK's third leader in seven weeks after winning a Tory leadership contest triggered by Truss stepping down. Also on the programme: we hear from a former colleague of the new Prime Minister; and the impact of the pandemic on people?s mental health ? a BBC survey finds that while many are still suffering from grief and financial insecurity, others have been brought closer together. (Image: Britain's new Prime Minister Rishi Sunak delivers a speech outside Number 10 Downing Street in London on 25 October 2022. Credit: Reuters/ Nicholls)

Britain's former finance minister will become the UK's first British-Asian leader. We hear about him and explore what he can do to tackle some of the worst economic problems the country has faced in decades. Also on the programme: the funeral has been held for a 12-year-old girl whose murder has become a political issue in France; and why The Beatles album Revolver was considered so revolutionary. (Photo: New leader of Britain's Conservative Party Rishi Sunak waves outside the party's headquarters in London Credit: REUTERS/Henry Nicholls)

Conservative candidate Penny Mordaunt dropped out of the leadership race in the final minutes before nominations closed. Sunak will succeed Liz Truss seven weeks after she defeated him in the previous leadership contest. Also on the programme: we get the political reaction to the newly chosen Prime Minister from members of parliament; and we hear from the economist nicknamed Dr Doom on the global state of the economy. (Photo: Britain's Conservative MP Rishi Sunak walks next to his campaign headquarters in London on 24 October, 2022. Credit: McKay/Reuters)

China's leader Xi Jinping has moved into a historic third term in power, as he revealed a new leadership team stacked with loyalists. Observers say the line-up, handpicked by Mr Xi, shows he prizes loyalty over expertise and experience. The unveiling came after a week-long party congress in the capital. Also in the programme: UK former Prime Minister Boris Johnson has announced he will not stand for leadership of his party, ruling himself out of potentially returning to the premiership. Picture: Chinese President, Xi Jinping on October 23, 2022. Picture credit: Kevin Frayer/Getty Images

China's leader Xi Jinping has moved into an historic third term in power. The break with tradition makes him the most powerful leader in China since Chairman Mao. Appointing loyalists to his leadership team, he becomes increasingly unchallengeable. We hear reaction to his win, and what his priorities will be. Also in the programme: Who will be the next prime minister of the UK? We hear who the main contenders are, and who is voting for them; and five weeks into anti government protests in Iran we hear from an activist reflecting on the protest movement past and present. (Photo: Xi Jinping, confirming his third consecutive five-year term as CCP leader. Credit: Reuters)

More than 100 Conservative MPs have backed the former chancellor Rishi Sunak to become the UK's next prime minister. Mr Sunak hasn't officially said he is running, it's believed he will do so soon. Meanwhile, supporters of the former Prime Minister Boris Johnson say he also has more than 100 backers but without evidence. We hear from supporters of the two men. Also in the programme: Blackouts are being reported in cities across Ukraine after attacks from Russian forces; and Chinese state media says former president Hu Jintao was led out of the Communist Party Congress because of ill health. (Picture: Conservative MP Rishi Sunak leaves his home address in London. Credit: REUTERS/Maja Smiejkowska)

Boris Johnson, the man ousted as UK prime minister by his own government just three months ago, has emerged as an early front-runner to be the next prime minister. He remains under investigation by the Parliamentary Standards Committee, which could, in theory, lead to him being suspended from Parliament, or even being kicked out as an MP. Also in the programme: the frail-looking former Chinese leader Hu Jintao has been led out of the closing ceremony of the Communist Party Congress, with no explanation given. Photo: Boris Johnson arrives at UK's Gatwick Airport after a holiday in the Caribbean. Credit: REUTERS

Italy's far-right leader Giorgia Meloni has formally accepted the job of forming the next government at the head of the country's most right-wing administration since World War Two. We ask whether the coalition will hold and speak to an MP from her Brothers of Italy party. Also in the programme: is there a new chance to heal old wounds from Spain's traumatic civil war history? And the US actor Paul Newman?s daughter remembers her father. Photo: Italy's newly appointed Prime Minister Giorgia Meloni speaks to the media after meeting Italian President Sergio Mattarella at the Quirinale Palace in Rome Credit: REUTERS/Guglielmo Mangiapane

A prominent member of the British cabinet says he's considering backing Boris Johnson in the contest to become prime minister. The Defence Secretary Ben Wallace said Mr Johnson won the last general election in 2019 with a huge majority. The former prime minister stepped down in July after a series of scandals. No candidates have yet put themselves forward in the contest, which will be decided by Conservative MPs and the party membership. The second leadership contest in four months follows the resignation of Liz Truss on Thursday. The opposition has called for a general election. Also today: Dozens of people killed in Chad after anti-government protests, and the hidden life of the late actor Paul Newman. (Photo: Former British Prime Minister Boris Johnson, Credit: Henry Nicholls/Reuters)

Following British Prime Minister Liz Truss' resignation after only 45 days in office, we look at the impact of the chaos surrounding the governing Conservative party in the UK and abroad, with interviews with MPs from government and opposition parties. Also in the programme: former Haitian prime minister Laurent Lamothe on the security crisis in his country, and the devastating effect on children of war in Ethiopia's Tigray region. (Photo: The door of 10 Downing Street, London, following the resignation of Liz Truss as Prime Minister. Credit: James Manning/PA Wire)

The British Prime Minister Liz Truss has announced her resignation after weeks of chaos in her government. Speaking outside Number Ten Downing Street, Ms Truss said she couldn't deliver the mandate on which she'd been elected. She's been prime minister for only six weeks and her tenure is by far the shortest in British history. Liz Truss's Conservative Party will choose a new leader by Friday next week. After coming to power Liz Truss announced a package of uncosted tax cuts, which triggered turbulence on the financial markets and weeks of political instability. We hear reaction from politicians and journalists. Also today: How people in Ukraine are preparing for rolling blackouts caused by Russian attacks on the country's electricity grid. (Photo: British Prime Minister Liz Truss resigns Source: European Pressphoto Agency)

President Putin has announced heightened security measures across Russia and has declared martial law in four Russian-annexed regions of Ukraine. Also on the programme, Nigerian authorities say more than 600 people have died and over a million have been displaced as a result of flooding since the rainy season began in June. And, more turmoil in UK politics as the Home Secretary resigns. (Photo: Russian President Putin chairs a security meeting outside Moscow 19/10/2022. Credit: Reuters)

As Russia targets Ukrainian energy infrastructure, we hear from Ukraine?s deputy energy minister. Also in the programme a major French industrial company pleads guilty to paying the Islamic State group in Syria, so that it could keep its factory open there; and how safe is the new British Prime Minister Liz Truss? We'll hear from her biographer. (Photo: Damaged Ukrainian fuel tanks in Kupiansk, Ukraine. Credit: Reuters)

The leader of Friday's coup in the West African nation of Burkina Faso, Captain Ibrahim Traore, joined a parade after the former military leader, Lt. Colonel Paul Henri Damiba, agreed to step down. We hear the latest from the capital Ougadougou and look at the background to the recent political upheaval with expert Andrew Lebovich of the Clingendeal Institute in the Netherlands. Also in the programme: a former Iranian political prisoner runs the London marathon; and the UK prime minister, Liz Truss, attends the Conservative Party conference after a turbulent first few weeks in office. (Photo: A man and a solider shake hands during a rally in support of the coup in Ouagadougou, Burkina Faso. Credit: EPA-EFE/REX/Shutterstock)

An investigation is underway in Indonesia after one of the world's deadliest football stadium disasters in which at least 125 people were killed. We hear from witnesses who were in the stadium, we get a response from Indonesia's football association, and we have a update on the latest news from our BBC correspondent. Also on the programme; voting is underway for the Brazilian presidential election, and the stolen remains of more than 60 indigenous people are returned to New Zealand from Austria. (Photo: A family of the riot victims reacts as she waits for the identification, following a riot after the football match between Arema vs Persebaya in Malang, East Java province, Indonesia, October 2, 2022. Credit: Reuters/Rizki Dwi Putra)

Russia has withdrawn its troops from the strategic Ukrainian town of Lyman, in a move seen as a significant setback for its campaign in the east. The retreat came amid fears thousands of soldiers would be encircled in the town, Russia's defence ministry said. Also in the programme: Burkina Faso's self-declared leader says the man he ousted a day ago in a coup is plotting a counter-attack; and Denmark and Greenland launch an investigation into pregnancy prevention practices carried out in the 1960s and 70s. (File Photo: An Ukrainian soldier looks out from a tank, amid Russia's invasion of Ukraine, in the frontline city of Lyman, Donetsk region. Credit: Reuters).

Activists say they will stage more protests against the US Supreme Court ruling that's removed the constitutional right to abortion. Also in the programme: Russia has launched a barrage of missiles at targets in the north and west of Ukraine; and police in Norway say they are treating shootings in and outside a gay bar in Oslo as a terrorist attack. (Photo: Some protesters gathered outside the home of Supreme Court Justice Brett Kavanaugh. Credit: Reuters)