Abidjan, Côte d'Ivoire; Bamako, Mali; Masina, Kinshasa, Democratic Republic of the Congo; Burkina Faso; Cameroon; Conakry, Guinea; Côte d'Ivoire; Mali; Republic of the Congo; Kinshasa, Democratic Republic of the Congo; Dakar, Senegal; Niamey, Niger; Guinea; Nigeria; Ouagadougou, Burkina Faso