The World Tonight

The US Federal Aviation Administration has grounded all flights nationwide until further notice, due to what it described as "extraordinary circumstances and for reasons of safety". We hear reaction from an air passenger in Chicago, an aviation analyst, and our North America Editor.Also on the programme: A day in the life of an professional worker deprived of email by the Microsoft outage. Plus, the DJ and Bond villain Goldie takes us inside his new orchestral project.

US intelligence believe he had an affair with a woman they suspect is a Chinese spy. We hear reaction from Silicon Valley, Wall Street, and the United States Congress.Also in the programme: the EU’s top diplomat Kaja Kallas on why Europe should be involved in peace talks to bring about an end to Russia’s war on Ukraine. And we speak to the father of Democratic Party politician Scott Colom, who’s made history by being elected Mississippi's first black senator since the 19th century.

The comments come as US negotiators Steve Witkoff and Jared Kushner head to Moscow for talks with President Putin, then Dublin where they’ll meet President Zelensky. We ask whether American and Ukrainian allies in Europe are now likely to play a larger role in peace talks.Also in the programme: Argentinian Mauricio Pochettino looks set to replace Michael Carrick at Manchester United. And 100 years after it opened, we explore the symbolic significance of America’s Route 66.

In-depth reporting, intelligent analysis and breaking news from a global perspective

Hundreds of billions of dollars have been wiped off the value of the US tech giant Nvidia after the company launched an investigation into its boss, Jensen Huang, over claims he had an affair with a suspected Chinese spy. We hear from a Democratic Member of Congress, who sits on the House Intelligence Committee and has pushed for legislation to block the export of Nvidia chips to China.Also on the programme: France has blamed Iran for cyber-attacks that heated up hundreds of supermarket fridges and freezers last month; and we hear from winner of this year's Booker Prize, M. John Harrison.

Markle was arrested on a federal complaint alleging he held images that show child sex abuse, the US Department of Justice (DoJ) said. The 82-year-old was arrested in Florida after the FBI searched two Los Angeles-area storage units he rented for almost 20 years.Also on the programme: Shares in artificial intelligence firms have recovered slightly after an enormous sell-off prompted, in part, by the Democratic Party’s victory in US midterm elections. And John le Carré son, Nick Harkaway, explains how his new George Smiley novel evolves the character, while staying true to the world his father created.