U.N. warns South Sudan on brink of renewed civil war

South Sudan is on the brink of renewed civil war, according to the top U.N. official in the country. Nicolas Haysom called the situation “dire” after the government’s sudden postponement of peace efforts. He emphasized that international efforts can only succeed if President Salva Kiir and Vice President Riek Machar are willing to put their people’s interests first. South Sudan, which gained independence in 2011, descended into…