WFP on Monday confirmed that the UN was in talks with the Sudanese government in an effort to reverse flight restrictions in parts of southern Sudan - many of them in western Upper Nile, which has seen an escalation of fighting in recent weeks
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[2] https://www.pambazuka.org/taxonomy/term/3278
[3] https://www.pambazuka.org/article-issue/56
[4] https://www.pambazuka.org/taxonomy/term/3274
[5] http://www.pambazuka.org/en/category.php/conflict/6306