Donald Trump said he had ordered a wide-ranging review of the law that grants social media companies immunity from legal action for content on their platforms, and the UK government has opened a path to citizenship for more than 300,000 Hong Kong residents in response to China's security crackdown. Plus, the FT’s industry editor, Peggy Hollinger, unpacks the turnround that propelled pharmaceutical group AstraZeneca to the industry’s front ranks.To get free access to the FT’s Coronavirus Business Update newsletter for 30 days, visit ft.com/newsbriefingcovid or go to https://www.ft.com/newsletter-signup/coronavirus?segmentId=9f398053-342f-c623-b5b3-1506d651696f. See acast.com/privacy for privacy and opt-out information.