The World Bank says that it expects the economic impact of the Ebola outbreak on the sub-Saharan economy, to cost between $3 and $4 billion dollars, but that's well below a previous worst-case scenario of $32 billion dollars. Some economists, however, are painting a gloomier picture warning that the disruption to regional markets and trading is considerable. Henry Ridgwell reports from London. Later, VOA’s Vincent Makori recaps VOA’s Straight Talk Africa’s Town Hall show on Ebola.