As the world's newest country turns three, aid agencies are warning of a growing humanitarian crisis, with four-million people in danger of facing food shortages. South Sudan gained independence from Sudan after decades of fighting against the government in Khartoum.
Sudan's leader is Omar al Bashir, who has been in power for a quarter of a century. The BBC's former Sudan correspondent James Copnall assesses his legacy.
- James Copnall, former BBC Sudan correspondent. He tweets @JamesCopnall.
This segment aired on July 9, 2014.