In a rustic village at the foot of a steep mountain, women prepare meals by crushing dried grasses, all there is to eat after drought left over a million people in south Sudan short of food. (..) The drought, price rises and the increase in tribal violence all contribute to the severe food insecurity which affects 1.5 million people in south Sudan, according to Michelle Iseminger, director of operations of the World Food Program (WFP) in South Sudan.