USAID Administrator Dr. Raj Shah, left, and a camp employee show Dr. Jill Biden a case of Plumpy'Nut, a peanut-based paste that is used to treat severe malnutrition, a part of the bundle of supplies each family receives after they register at the Dagahaley refugee camp, in Dadaab, Kenya, Aug. 8, 2011. (Official White House Photo by David Lienemann)