Protests have broken out in parts of southern Nigeria and there are reports of two commercial banks being set on fire, as anger mounts over the scarcity of cash. The furore has been caused by the central bank's decision to scrap old banknotes and to replace them with new ones that are not widely available. Hundreds of followers of the main Christian Orthodox Church in Ethiopia have been arrested in recent days following tensions with the authorities, we hear from the head of the church’s legal team. We speak to the young Ghanaian priest who has been elected as the next Anglican Bishop of Gambia. And we hear from the Kenyan senator and advocate of free sanitary pads for girls, who was ejected from parliament for having what seemed to be a period stain on her trousers.