Inside Yemen's 'torture camps'
18 July 2013 Last updated at 20:57 BST
Eighty thousand Ethiopians risk their lives every year trying to get to Saudi Arabia and the promise of a better life.
They're smuggled in boats across the Red Sea to Yemen and then must trek five hundred kilometres to reach the Saudi border.
But it's a journey fraught with danger where thousands are tortured and sexually exploited by criminal gangs.
Yalda Hakim reports.