The Pandora Papers is a leak of almost 12 million documents that reveals hidden wealth, tax avoidance and, in some cases, money laundering by some of the world's rich and powerful. More than 600 journalists in 117 countries have been trawling through the files from 14 sources for months, finding stories that are being published this week. BBC Panorama and the Guardian have led the investigation in the UK. Please subscribe HERE bit.ly/1rbfUog #BBCNews