New York, USA Bernard Madoff was sentenced 150-years for leading history's biggest Ponzi scheme. The time is six times more than that given to guilty executives of Enron Corp. and Worldcom Inc. frauds.   His facade shattered on Dec. 11, as Madoff confessed to authorities that his firm, Bernard L. Madoff Investment Securities LLC, was “one big lie.” Under immense pressure from a rush of investor redemptions, he admitted he used money from new investors to pay old ones. Regulators later... Full Story