Tens of thousands of Sudanese are fleeing from the contested north-south border region of Abyei. The top U.S. official in the region warned of a humanitarian crisis over the north's invasion. (Associated Press)
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Tens of thousands of Sudanese are fleeing from the contested north-south border region of Abyei. The top U.S. official in the region warned of a humanitarian crisis over the north's invasion. (Associated Press)
