The "Pandora Papers" investigation involves a massive leak of 12 million documents obtained by the International Consortium of Investigative Journalists and examined by news organizations worldwide. These documents include private emails, spreadsheets, and other financial records.An analysis of the papers shows evidence of tax evasion and money laundering — as well as proof that millions of dollars from outside of the U.S. are being sheltered in South Dakota.So how do the world's rich get away with it? And what implications could the Pandora Papers have for the U.S. tax code?Want to support 1A? Give to your local public radio station and subscribe to this podcast. Have questions? Find us on Twitter @1A.