US flight disruptions continue

Flight disruptions continue in the United States after Friday's nationwide grounding. So what went wrong, and how serious a problem is it?Also in the programme: President Trump says nuclear disarmament will be on the table at talks with Presidents Xi and Putin next week - but is there any chance of progress? Twenty years after her husband was poisoned in London we speak to Marina Litvinenko about her new memoir; and gamers prepare for the latest version of Grand Theft Auto.(IMAGE: Travelers check flight schedules at John F. Kennedy (JFK) International Airport in New York, New York, USA, 13 November 2026 / CREDIT: EPA)