Kenya. Rift Valley province. Kasambara (20 km from Nakuru). Ruth Schäfer, a swiss citizen, shakes hand with a woman A group of black women ( mothers and children) from the Kikuyu tribe seat on the grass or stand up while waiting for a food distribution, organised by the swiss non-governmental organization (NGO) running the Rhein-Valley hospital. The women and children are Internally displaced persons (IDPs), forced to flee their homes because of the inter-ethnic strife, but who, unlike refugees, remain within their country's borders. The Kikuyu are Kenya's most populous ethnic group. © 2008 Didier Ruef