President Biden opens the most important global climate conference for six years, pledging a greater cut in US carbon emissions and appealing to other leaders for decisive action. Also in the programme: We've got a rare interview with the governing BJP in India on a Covid crisis getting worse by the day; and should solitary confinement in prisons be legal? (File photo: A coal-fired heating complex in Harbin, Heilongjiang province, China. Picture taken November 15, 2019. Credit: Reuters/Muyu Xu/File Photo)

The US has unveiled a bold emissions target by the end of this decade at the Climate summit. This new target, which will be unveiled at a virtual summit of 40 global leaders, essentially doubles their previous promise. Long: India records the world's highest ever daily increase in Covid-19 cases amid shortage of oxygen in hospitals; and NASA's Perseverance rover produces pure oxygen from the atmosphere of Mars. (Photo: U.S. President Joe Biden removes his face mask to speak about the status of coronavirus disease. Credit: Reuters.)

It is rare that US police officers are charged over deaths in custody but Derek Chauvin now faces a jail sentence for the killing of George Floyd. The conviction of a police officer for the murder of a black man during an arrest captured on video and watched around the world has been hailed as a watershed moment. Will it create a monumental change in how police operate in America? Also on the programme: President Putin demands order as protests in Russia demand the release of hunger-striking opposition leader Alexei Navalny. (Picture: Celebrations in Black Lives Matter Square, Washington, DC. Credit: Getty Images).

After less than a day of deliberation, jurors have found Derek Chauvin guilty of all charges over George Floyd's death. The former police officer was filmed kneeling on Floyd for more than nine minutes during his arrest last May. Also on the programme: President Putin makes his annual address to the nation and we hear why Tik Tok is being sued for billions over use of children's data.

We hear from Chad where President Idriss Deby has been killed. According to the army, he died of injuries following clashes with rebels in the north of the country. Also on the programme, Is there legal jeopardy in politicians weighing in on the Chauvin murder trial? And the European Super League, football's glitzy revolution, may be falling apart after just two days. (Photo: Idriss Deby Itno, President of the Republic of Chad, addresses the 69th United Nations General Assembly at the U.N. headquarters in New York. Credit: Reuters)

The army in Chad says the long-time president, Idriss Deby, has been killed fighting rebels on the frontline. Also in the programme: Lawyers for the proposed football European Super League say they have issued injunctions they hope will prevent players or clubs being banned from competition by FIFA or UEFA. And children sent by desperate parents in Central America to the US in search of a better life. (Photo: Idriss Deby, seen here in 2020, had been in power for 30 years. Credit: Reuters)