An interesting Bloomberg piece - The Untold Story Behind Saudi
Arabia’s 41-Year U.S. Debt Secret
http://www.bloomberg.com/news/features/2016-05-30/the-untold-story-behind-saudi-arabia-s-41-year-u-s-debt-secret
http://www.bloomberg.com/news/features/2016-05-30/the-untold-story-behind-saudi-arabia-s-41-year-u-s-debt-secret