Water is often a scarce commodity in Nairobi's largest slum. The only source may be a local cartel — and with that comes the risk of sexual threats and attacks.
Early one morning, Saly Amutwayi unlocks the door to her small hair salon. Inside, the walls are painted a faded blue, with posters of braided hairstyles curled at the edges.
The salon is in Kibera, the African continent's largest slum, just a few mi... [11465 chars]