An aerial view shows the Nile river cutting through the Sudanese capital Khartoum on January 13, 2011. South Sudan was set to wrap up a week-long independence vote on January 15 confident one of the world's poorest regions is now securely on the path to becoming its newest nation state. AFP PHOTO / KHALED DESOUKI (Photo credit should read KHALED DESOUKI/AFP/Getty Images)
