Also on the programme: as President Trump steps up the rhetoric on Iran, what could happen if the US strikes it? And the musical director who stood in for Puccini’s challenging Turandot when the star tenor suddenly fell ill.

(Photo: UK Prime Minister Sir Keir Starmer shakes hands with President Xi Jinping of China ahead of a bilateral meeting at the Great Hall of the People in Beijing during his visit to China. Credit: PA)