AI bots meddle with US government agencies

The US artificial intelligence giant OpenAI says it has alerted governments, universities and other global institutions that their websites may have been accessed improperly by rogue autonomous models. We hear from the head of a group called METR, which checks AI for threats. Also in the programme: How are Manchester City fans reacting to the news that their football club has been found guilty of more than 100 financial misdemeanours? Plus- from schoolboy band to rock super-stardom: the band U2 at 50. (Photo: An OpenAI logo. Credit: Reuters/Carlos Barria)