A doctor tends to a child suffering from

A doctor tends to a child suffering from severe malnutrition sitting on his mother's knees at the medical center of the NGO "Bien etre de la femme et l'enfant au Niger (BEFEN, Welfare of the Woman and the Child in Niger) at the Mirriah refugee camp, in the Zinder region of Niger. Mali's March 22 military coup and the subsequent seizure of half the country by rebels have compounded the already worrying effects of a food crisis across West Africa's Sahel region. The UN estimates the Mali crisis has forced more than 320,000 people from their homes, with 187,000 seeking refuge in neighbouring countries, including Niger -- already in the grips of a new drought that has put millions at risk of hunger. AFP PHOTO / ISSOUF SANOGO (Photo credit should read ISSOUF SANOGO/AFP/GettyImages)