In tonight’s edition: New security measures are implemented in the Ethiopian capital as a state of emergency is declared. Also, we speak to Sudanese philanthropist Mo Ibrahim about his hopes for a return to civilian-led rule in Sudan, a week after a military takeover. And we take a look at the role of small-scale farmers in Africa’s push to tackle climate change, with Sara Mbago-Bhunu from  the International Fund for Agricultural Development (IFAD).