Ethnic cleansing going on in South Sudan: U.N. commission

By Tom Miles and Ed Cropley GENEVA/JOHANNESBURG (Reuters) - Ethnic cleansing is taking place in some areas of South Sudan and the stage is set for a repeat of the Rwandan genocide, the head of the U.N. commission of human rights in the country said on Thursday at the end of a 10-day visit. "The stage is being set for a repeat of what happened in Rwanda and the international community is under an obligation to prevent it," she said, referring to Rwanda's 1994 genocide in which 800,000 people died