Here's what you need to know about the Swiss bank document leak

A group of journalistic institutions, including the Guardian, Le Monde, the BBC, and the International Consortium for Investigative Journalists, just published a huge story on global tax evasion through private Swiss bank accounts based on leaked documents from HSBC's Swiss subsidiary, HSBC Private Bank. It's hard proof that the world's elite keep a lot of money away from the prying eyes of their respective countries' tax collectors by keeping private accounts in Switzerland, which the country's...