sentences:  He became Representative for Somalia in 2009, based in Nairobi and then Mogadishu, leading the UNHCR humanitarian response to multiple internal displacement crisis and dealing with large-scale urban refugees in and mixed migration flows out of Puntland and Somaliland.Between 2011 and 2012, within the UN humanitarian coordination system, Geddo managed the UNHCR emergency response to the famine in South-Central Somalia, the worst since 1992.In 2013, Geddo moved on to Yemen as UNHCR Representative a.i.