Michael Lewis: Wall Street is Robbing Americans Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email A year after the release of his book "Flash Boys," which exposed the dodgy practices of high frequency traders, author Michael Lewis says it is business as usual on Wall Street. ( Jamie Farrant / Getty ) Produced by Mythili Rao and Arwa Gunja Produced by PRI and WNYC