Insider Trading Scandal - What Happened

The whole trading scandal started about 6 years ago, there were two guys working for the wall street. The two friends were in debt of about $25,000. Now in March, 2007 the federal authorities found one of the guy that was involve in this illegal trading scandal. The federal authorities investigated in four related investment banks. These guys blackmailed the traders to keep quiet so they dont get caught. They told people about what new upgrades was made and alot of other secrets for srock markets.