Panama Papers: Mossack Fonseca leak reveals elite's tax hevens A huge leak of confidential documents has revealed how the rich and powerful use tax havens to hide their wealth. Eleven million documents were leaked from one of the world's most secretive companies, Panamanian law firm Mossack Fonseca. The documents show links to 72 current or former heads of state in the data, including dictators accused of looting their own countries. They show how Mossack Fonseca has helped clients launder money, dodge sanctions and evade tax. SOURCE: BBC news