The Russian security services say at least 40 people have been killed and more than 100 injured at a concert hall near Moscow in what the authorities have called a terrorist attack. Video on social media shows at least four people dressed in camouflage clothing, opening fire as they enter the lobby of Crocus City Hall in Krasnogorsk. Russian media say explosions were heard. The building is now engulfed in flames, with a huge column of black smoke reaching up into the sky.

Our other big story today: The Princess of Wales - the wife of the heir to the British throne - has revealed that she is being treated for cancer.

And the UN Security Council has failed to adopt a resolution put forward by the United States that tied an immediate ceasefire in Gaza to the release of hostages held by Hamas. The Palestinian ambassador to the UN tells us the resolution was not strong enough.

(Photo: Firefighters battle a fire in the Crocus City Hall concert venue following a shooting in Krasnogorsk, Russia, 22 March 2024. Credit: Maxim Shipenkov EPA-EFE/REX/Shutterstock)