South Sudan sides trade barbs over peace progress after sanctions threat

By Denis Dumo JUBA (Reuters) - South Sudan's government said on Thursday that a threat of U.S. sanctions if the country fails to deliver on a peace deal should be directed at rebels in the country rather than the presidency. South Sudan descended into civil war in December 2013 following a row between President Salva Kiir and his sacked deputy Riek Machar. Both sides, under pressure from Washington, the United Nations and other powers, signed an initial peace deal in August and agreed to share o