Sudanese officials say the army has suspended ceasefire talks with the paramilitary Rapid Support Forces (RSF). The Zimbabwe dollar has suffered a sharp drop, days after the government proposed additional measures to stabilise the currency. And we speak to Mark Weston about his book 'The Saviour Fish', which looks at an environmental catastrophe caused by East Africa's British colonial government to Lake Victoria. We celebrate the legacy of one of Africa's most celebrated authors and playwrights, Ama Ata Aidoo, who has passed away at age 81.