Children from southern Somalia fill jugs with water at a refugee camp in Mogadishu Tuesday. The number of people fleeing famine-hit areas of Somalia is likely to rise dramatically and could overwhelm international aid efforts in the Horn of Africa, a U.N. aid official said Tuesday. Farah Abdi Warsameh/AP hide caption
Somali refugees wait at dawn at a registration center at the Dadaab refugee complex in Kenya Tuesday, to receive aid after having been displaced from their homes in southern Somalia by famine. Tony Karumba/AFP/Getty Images hide caption
The World Food Program is airlifting Supplementary Plumpy to Mogadishu. Rein Skullerud/World Food Program hide caption
In Dadaab, Kenya, newly arrived Somali refugees lined up for tents Thursday (July 21, 2011). Oli Scarff/Getty Images hide caption
Monday (July 18, 2011): At a refugee camp near Mogadishu, a Somali woman cries after the death of one of her children. Mustafa Abdi/AFP/Getty Images hide caption