South Sudan’s Rebel Leader Riek Machar Threatens Ouster of President Salva Kiir

South Sudan rebel leader Riek Machar has threatened to lead the ouster of President Salva Kiir if he fails to vacate office. Machar has cited the international rule that states that any group of people who assume state power unconstitutionally should not be recognized. Machar declared Salva Kiir’s government illegitimate as of midnight of July, 8 2015,...