There are two days to go until the elections to choose Angela Merkel's replacement in Germany and climate change is top of voters' concerns. So how is that affecting the campaign? Also in the programme, US prosecutors reach a deal with senior Huawei executive Meng Wanzhou allowing her to return home to China nearly three years after she was arrested in Canada. Haitian migrants continue to head for the US despite the forcible deportation of others. A special report from Poland looks at allegations that border guards are pushing migrants back into Belarus. (Picture shows Swedish climate activist Greta Thunberg at the Fridays For Future global climate action day in Berlin, Germany on 24 September 2021. Credit: EPA/FILIP SINGER)

German voters are to elect a new government on Sunday as Chancellor Angela Merkel steps down after 16 years. Newshour's Tim Franks looks at how climate change is featuring in the campaign. Also on the programme: a fifth migrant has died on the Poland-Belarus border - we'll hear from those trying to cross the freezing frontier and being pushed back; and new evidence has emerged that humans populated the Americas thousands of years earlier than we thought. (Photo: Reichstag in Berlin - seat of German government; Credit:EPA/CLEMENS BILAN)

Laurence Tubiana, one of the architects of the Paris climate accords about her expectations of November's summit in Glasgow. Also in the programme: the US Special Envoy to Haiti, Daniel Foote, resigns saying the Biden administration's approach was to Haitian migrants attempting to cross to Texas was inhumane, and that Haiti couldn't cope with an influx of people needing food and shelter; and in an attempt to standardise and limit waste, the European Commission has come up with a proposal to ensure that all mobile phones, tablets and headphones will use the same charger. (Picture: Logo for COP26, the 2021 United Nations Climate Change Conference. It is due to be held in Glasgow in November 2021, under the presidency of the UK)

A climate summit of world leaders in 40 days will be the "turning point for humanity", PM Boris Johnson has said in a speech to the United Nations. So what would a successful summit in November look like? Also today; We've been speaking to the newly-appointed head of Kabul University in Afghanistan, who has announced plans to appoint more pro-Islamic staff; and the Gilgamesh Dream Tablet - looted during the first Gulf War- is being handed back to Iraq by the US today. (Photo: British Prime Minister Boris Johnson addresses the 76th Session of the UN General Assembly in New York City. Credit: Reuters)

The US is to donate 500 million more doses of the Pfizer vaccine to developing nations, bringing the total US commitment on vaccine sharing to more than one billion jabs. Experts say some 11 billion doses are required to vaccinate at least 70% of the global population. Also in the programme: Ukraine's President has promised a strong response after one of his top aides survived an apparent assassination attempt and; Netflix buys up the entire works of British Children's author Roald Dahl. (Image: U.S. President Joe Biden hosts a virtual coronavirus disease Summit as part of the United Nations General Assembly in Washington. Credit: Reuters/Hockstein)