Salva Kiir, presidente de Sudán del Sur

South Sudan’s President Salva Kiir attends a one-day summit on oil on September 3, 2013 in Khartoum. Sudan and South Sudan averted a shutdown of economically vital oil flows and again pledged to implement economic and security pacts that have twice failed to take effect. AFP PHOTO / ASHRAF SHAZLY (Photo credit should read ASHRAF SHAZLY/AFP/Getty Images)