Citigroup, CME Find No Evidence of Erroneous Trades (Update2) Share Business ExchangeTwitterFacebook| Email | Print | A A A By Michael J. Moore and Dakin Campbell May 6 (Bloomberg) -- Citigroup Inc. said it found “no evidence” that it was involved in erroneous trades, a finding supported by futures market CME Group Inc., after U.S. equity markets plunged today. About $700 billion of U.S. stock-market value was wiped out in less than 10 minutes when the Dow Jones Industrial Average fell the most