Sudan, S.Sudan leaders meet to discuss border security, oil deal
The two countries must reach a comprehensive peace deal this weekend or risk incurring U.N. Security Council sanctions
S.Sudan leader to meet Sudan's Bashir to wrap up talks
The talks come despite new fighting between the Sudanese army and rebels in Sudan's borderlands
Sudanese refugees risk disease in crowded, flooded camps
During a year of conflict in Sudan's Blue Nile state, 109,000 people have fled over the border to four camps in South Sudan