The following script is from “Rigged” which aired on March 30, 2014. Steve Kroft is the correspondent. Draggan Mihailovich, producer.

This month marks the fifth anniversary of the current bull market on Wall Street, making it one of the longest and strongest in history. Yet U.S. stock ownership is at a record low and less than half of Americans trust banks and financial services. And in the last two weeks, the New York attorney general and the Commodities Futures Trading Commission in Washington have both launched investigations into high-frequency computerized stock trading that now controls more than half the market.

The probes were announced just ahead of a much anticipated book on the subject by best-selling author Michael Lewis called “Flash Boys.” In it, Lewis argues that the stock market is now rigged to benefit a group of insiders that have made tens of billions of dollars exploiting computerized trading. The story is told through an unlikely cast of characters who figured out what was going on and have devised a plan to correct it. It could have a huge impact on Wall Street. Tonight, Michael Lewis talks about it for the first time.

Steve Kroft: What’s the headline here?

Michael Lewis: Stock market’s […]