The hunt for a coronavirus vaccine

Donald Trump is claiming his Iran peace plan is a victory for Washington, despite the 14-point agreement revealing significant concessions to Tehran. Under the deal, Iran will reopen the strait of Hormuz in exchange for sanctions relief and the release of frozen assets, while talks will continue over the fate of Iran’s nuclear programme. Nosheen Iqbal speaks to the Guardian’s diplomatic editor, Patrick Wintour – watch on YouTube. Help support our independent journalism at theguardian.com/infocus

The Guardian’s chief culture writer, Charlotte Higgins, on the citizens risking their lives to salvage Ukraine’s cultural heritage. Help support our independent journalism at theguardian.com/infocus

Keir Starmer has called the firing of warning shots by a Russian warship at a British yacht sailing across the Channel on Tuesday ‘deeply concerning and reckless’. Russia’s defence ministry said the yacht was on a ‘dangerous course’ and several attempts were made to contact it – a claim disputed by the retired couple onboard the 40ft yacht. Nosheen Iqbal speaks to the Guardian’s defence and security editor, Dan Sabbagh – watch on YouTube. Help support our independent journalism at theguardian.com/infocus

Governments around the world want to keep under-16s off YouTube, TikTok and Instagram. Australia has introduced a ban and now the UK is doing the same. Stephen Byrne and Chris Stokel-Walker report. Help support our independent journalism at theguardian.com/infocus

Donald Trump has urged Russia to ‘make a deal’ with Ukraine as the leaders of G7 countries meet on Tuesday and try to put the conflict back at the top of the agenda. European leaders are hoping to capture Trump’s attention for long enough to speak to him about Ukraine, with the US president’s focus more on the US-Israeli war against Iran. Nosheen Iqbal speaks to the Guardian’s Europe correspondent, Jon Henley – watch on YouTube. Help support our independent journalism at theguardian.com/infocus