I don't know if anyone has posted this link but it seems $700 million of customer's money is missing and may have been illegally used to prop up the firm's own bad trades.
http://dealbook.nytimes.com/2011/10/31/regulators-investigating-mf-global/?hp
http://dealbook.nytimes.com/2011/10/31/regulators-investigating-mf-global/?hp

