Shares in Facebook's parent company Meta fell 25% on opening after weak earnings data. Investors were particularly concerned by Facebook's first ever decline in user figures, and we find out more from Isobel Hamilton, senior technology reporter at Insider.

Also in the programme, the inflation rate in Turkey has hit an eye-watering 48% year-on-year. The BBC's Victoria Craig reports on whether tourism might help offset some of the country's bigger economic problems.

Plus, a billion-year-old black diamond is going up for auction. Nikita Benani is jewellery specialist at Sotheby's and tells us about the diamond, named The Enigma, which is believed to be the largest cut diamond on earth, and may have been formed from a meteor impact.

Today's edition is presented by Will Bain, and produced by George Thomas, Sara Parry and Elizabeth Hotson.