"They would be locked up there until they gave birth, whereupon they would be forced to give up their babies for a token fee of around 20,000 naira (170 dollars, 135 euros). The babies would then be sold to buyers for anything between 300,000 and 450,000 naira (2,500 and 3,800 dollars) each"

"Slums like Kibera are the ugly face of urbanization in Africa, whose cities are increasingly overwhelmed by property crises, crime, over-population and creaking infrastructure."