Martha Akuoch survived two offensives in the South Sudanese civil war, but the third pitched battle in the city of Malakal was more than she could take. She packed up and crossed the border into Sudan with her six children. “The rebels would come into homes, kill men, boys, take mobile phones, money, and now they are even killing women,” said Ms. Akuoch, 43, a secondary-school teacher who left her husband behind in South Sudan. “Even inside the church,” she added. So, like most of her neighbors, she decided it was time to leave Malakal, the capital of the oil-rich Upper Nile State. About 14,000 people have crowded into this remote Sudanese outpost, just a small […]