United Nations, July 25 (Xinhua) The UN and the African Union have named a Rwandan lieutenant-general to head the joint peacekeeping mission in Darfur in western Sudan, officials said Friday.

Lt. Gen. Patrick Nyamvumba, 42, will serve as the military head of the mission from Sep 1, UN officials said.

UN Secretary-General Ban Ki-moon has informed the Security Council about the new appointments.