FROM CNN's Jack Cafferty: Congress is trying to get to the bottom of the financial meltdown that practically brought the country to its knees. [cnn-photo-caption image=http://i2.cdn.turner.com/cnn/2010/images/01/13/art.lloyd.sachs.jpg caption="Goldman Sachs CEO Lloyd Blankfein testifies during the first public hearing of the Financial Crisis Inquiry Commission on Capitol Hill."] There were some tense exchanges on Capitol Hill today… … Continue reading How much were banks to blame for the financial collapse?