Today in Focus

Jensen Huang’s resignation from the AI chipmaker Nvidia has sent shockwaves through the global economy. Huang resigned after reported affairs with an Nvidia executive and a woman alleged to be a Chinese spy. The fallout is not over yet, with criticism mounting over the apparent lack of action from the US commerce secretary, Howard Lutnick. Lucy Hough speaks to the Guardian’s global technology reporter, Aisha Down – watch on YouTube. Help support our independent journalism at theguardian.com/infocus

Pro-democracy activist Nathan Law and journalist Danny Vincent on the sentencing of the iconic Hong Kong campaigner Joshua Wong to another 10 years in prison. Send your comments and questions to tif.questions@theguardian.com. Help support our independent journalism at theguardian.com/infocus

Mississippi has elected the Democrat Scott Colom in a historic race in the traditionally deep-red state, making him its first Black senator since shortly after the US civil war. The closely contested race was called more than a week after the US midterms, with Colom running against the Republican incumbent, Cindy Hyde-Smith. How did Colom’s grassroots campaign win despite limited early backing from national Democrats? Lucy Hough speaks to politics and democracy reporter George Chidi – watch on YouTube. Help support our independent journalism at theguardian.com/infocus

Global technology editor Dan Milmo on the scandal rocking the world of AI: US intelligence believes the lover of Nvidia’s chief executive, Jensen Huang, is a Chinese spy. Help support our independent journalism at theguardian.com/infocus

Donald Trump’s $10bn defamation lawsuit against the BBC has been granted permission to proceed, after the corporation’s attempt to get it dismissed was thrown out by a Trump-appointed Florida judge. The case focuses on an edit in a 2024 Panorama documentary that spliced two comments together that were made by the president during a rally before the January 6 Capitol riots, for which the BBC has apologised. With the lawsuit now set to continue, what’s at stake for press freedom? Lucy Hough speaks to global editor Devika Bhat – watch on YouTube. Help support our independent journalism at theguardian.com/infocus