The activists working to transform Africa's largest slum, one girl at a time

Kennedy Odede grew up in what is widely known to be Africa's biggest slum, a poverty-stricken, overcrowded expanse of housing called Kibera in the Kenyan capital of Nairobi. Home to an estimated 1 million people living in a space about the size of Central Park, the unrecognized settlement has no running water, electricity or public schools. But Odede was able to break free — and now his advocacy work in that same slum will feature prominently in tonight's final episode of the PBS series A Path...