The UN has told Al Jazeera that 80 000 people have fled from the disputed Sudanese border region of Abyei - five days after Northern troops took over the area.<br /><br />Both sides say they will meet in Ethiopia on Saturday to begin talks to end the violence.<br /> <br />Al Jazeera has gained rare access to the flashpoint region.<br /><br />Sherine Tadros has our report.