Burundian families who fled their country, wait to be registered as refuges at Nyarugusu camp in north west of Tanzania on June 11, 2015. Since the beginning of the Burundian crisis at the end of April, more than 100,000 Burundian - among them children - have fled their country mostly to neighbouring Tanzania. AFP PHOTO/STEPHANIE AGLIETTI        (Photo credit should read STEPHANIE AGLIETTI/AFP/Getty Images)