Authorities in Gabon have launched a legal battle to get back a precious wooden mask used in secret ceremonies by the Fang ethnic group, which was brought to France in colonial times and sold at auction earlier this year for €4.2 million. Lawyers for the transitional government in Gabon, whose long-time president was overthrown in a coup two months ago, appeared in court in Alès in southern France on Tuesday to demand that the sale be cancelled and the mask repatriated.They argue that the artefa