US vice-president's wife Jill Biden arrives at famine zone with two planes, a 29 car convoy and CNN Wearing a linen trouser suit, neon-green Nike trainers and a CNN lapel-mic, Jill Biden sat in the shade of an acacia tree and listened solemnly to Fatuma Adem's story. By Mike Pflanz, Dadaab 6:32PM BST 08 Aug 2011 Wearing a linen trouser suit, neon-green Nike trainers and a CNN lapel-mic, Jill Biden sat in the shade of an acacia tree and listened solemnly to Fatuma Adem's story. Watching the wife of the US vice-president touring the world's biggest refugee camp for famine-hit...