What Do You Think About TikTok?

Ukraine’s President makes a surprise visit to the UK.

We get reaction from one of the people who shared the stage with President Zelensky at Westminster Hall, Sir Lindsay Hoyle, the House of Commons speaker.

Chris and security correspondent Frank Gardner are also on hand to chew over what this means in foreign policy terms.

And we discuss the latest on missing 45-year-old mother-of-two Nicola Bulley with Marianna Spring, disinformation and social media correspondent, and BBC reporter Nick Garnett. Today's episode was presented by Adam Fleming and was made by Tim Walklate with Cordelia Hemming and Rufus Gray. The technical producer was Mike Regaard. The editor was Damon Rose.