Dam water floods in Ghana

Thousands of people in Ghana's Volta region have been displaced following spillage of excess water from some of the major dams amid heavy rains. It's the worst floods the region has seen in years. Also, Angolan TikTok influencer Neth Nahara, whose real name is Ana da Silva Miguel is in jail for "outrage" against Angola's president. Is this part of a wider crackdown on free speech on social media? And we'll meet Madagascan scientist, Lova marlin, whose curiosity and study of ancient plants is helping solve, very modern problems.