
After sleeping for a week under a tree in the backyard of a mosque in the Sudanese town of Wadi Halfa, Dalia Hassan is torn over whether she should cross the frontier into Egypt, or wait until her 18-year-old son gets a visa.
A few paces away in the hot, dusty, desert settlement, a family including three pregnant sisters and a grandmother with an oxygen cylinder take turns on rented beds as they await an Egyptian visa for Mohamed, who is 16.