Beirut (AFP) – The Lebanese pound sank to a record low on the black market on Thursday despite the authorities’ attempts to halt the plunge of the crisis-hit country’s currency, sparking a flare-up in anti-government protests.Lebanon is in the grip of its worst economic turmoil in decades and holding talks with the International Monetary Fund to secure billions in aid.A prolonged economic downturn was the major grievance that sparked unprecedented mass protests in October last year against the political class, accused of corruption and incompetence. Protests broke out again on Thursday, with r…