Dr Riek Machar, the SPLM-IO leader, has recalled 38 members of his advance team in Juba, after a disagreement with the government over the creation of 28 states.

Last week, the Joint Monitoring and Evaluation Commission asked both sides to negotiate on the matter as a political issue.

The SPLM-IO believes the creation of extra states is a violation of the peace deal. It wants the order revoked. However, the government says the decision is irrevocable.

Dr Dhieu Mathok, senior member of the IO team in Juba, speaks with Memo: