South Sudan: Two million displaced and risk of famine

One year ago, gunshots rang out around Juba, the capital of South Sudan, plunging the country into civil war.

The conflict began after President Salva Kiir accused his former deputy Riek Machar of plotting a coup.

The peace talks in Addis Ababa have not yet produced a solution, despite regional mediation.

Both the government and the rebels have been accused of horrifying human rights violations.

The BBC's James Copnall reports.

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