Major Nigerian coke bust leads to arrests

Nigeria's drug enforcement agency has broken up an international cocaine trafficking ring that used the continent's most populous country as a transit point for internationally bound shipments of life-devastating narcotics. Also, opponents of Tunisian President Kaïs Saïed rally in the latest in a series of pro-democracy demonstrations sparked by growing political and economic discontent. Plus we turn to Senegal for a look at the city of Saint-Louis, which sees traces of its role in the transatlantic slave trade slowly disappearing as buildings linked to the grim era are lost to neglect and urban changes.