Women and girls, caught in a small sandstorm, fetch water in Wajir, Kenya in this recently taken handout photo released on July 21, 2011. A wide swathe of east Africa, including Kenya and Ethiopia, has been hit by years of severe drought and the United Nations says two regions of southern Somalia are suffering the worst famine for 20 years, with 3.7 million people facing starvation. [Photo/Agencies]