In tonight's edition: Ten captives taken by extremists in Nigeria are freed. The group had been held by ISWAP militants, who have killed hostages in the past. Also, we look at the tourism industry in Ethiopia ahead of June 21 regional elections. The sector has been hit hard by the conflict in the Tigray region and the Covid-19 pandemic. And we see how a Chinese-funded harbour in Sierra Leone is stirring environmental fears.
