South Africa and its neighbours are increasingly isolated from the rest of the world. The US has joined a growing list of countries banning travellers hailing from southern African nations due to fears of a new Covid-19 variant. Also, we bring you a report on the Christian minority in Sudan. Recent political instability has brought both hope and fear to the long-persecuted community. Finally, camels play a crucial role in Somalia, providing milk, meat and muscles to nomadic populations.