Twitter’s board has adopted a ‘poison pill’ policy to help prevent a potential hostile takeover, a day after Elon Musk offered to buy the platform. The BBC’s North America tech reporter James Clayton tells us what the strategy is, and how it could prevent the Tesla CEO from acquiring a controlling stake in the social media giant. Plus, despite several international airlines having suspended flights to and from Russia following the invasion of Ukraine, Emirates president Tim Clark tells us why the Dubai-owned carrier has no plans to follow suit. We bring you a special report from the African island nation of Sao Tome and Principe. Once the world’s largest cocoa exporter but now unable to compete with countries on the mainland due to the islands’ relatively small surface area, Sao Tome’s coffee industry is now pursuing a higher-value product in order to remain a key market player. And we tell you about the innovative technique which is already helping thousands of cocoa farmers in Ghana boost their incomes by up to 30%.