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As South Sudan prepares for its upcoming referendum on independence, a sizable number of  southerners now living in the North say they don't want to take part in the vote.

Millions of South Sudanese fled north to Khartoum during the years of conflict.

And now many fear the vote could uproot them again, as Al Jazeera's Hoda Abdel Hamid explains.

Source: Al Jazeera