NYSE Mayhem Traced to a Staffer Who Left a Backup System Running - Bloomberg
[unable to retrieve full-text content] NYSE Mayhem Traced to a Staffer Who Left a Backup System Running    Bloomberg Dozens of NYSE Stocks Halted In Opening Minutes After Wild Price Swings    The Wall Street Journal NYSE Says 'Manual Error' Caused Tuesday's Glitch    The Wall Street Journal NYSE Mayhem Traced to a Staffer Who Left a Backup System Running - Bloomberg