DAKAR Monday, November 24, 2008 (IRIN) - An apparent coup attempt in Guinea-Bissau on 23 November has underscored the country’s chronic political volatility.In recent years political decay has meant the increasing vulnerability of Guinea-Bissau’s population, who face some of the world’s highest levels of maternal mortality, under-five malnutrition and lack of access to clean water and sanitation, according to the latest UN human development index. Gunfire broke out at President Joao Bernardo...