The World's Biggest Rogue Traders

May 1 (Bloomberg) –- From Jerome Kerviel of Societe Generale to Nick Leeson of Barings, unauthorized trading has cost banks billions. Here's a list of some of the biggest rogue traders in history. (Source: Bloomberg)
Aetna to Buy Humana for $37 Billion
36:56 - Bloomberg's Francine Lacqua and Manus Cranny report on today's "Top Headlines." They speak on Bloomberg Television's "The Pulse." (Source: Bloomberg)
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