Who Could Have Stopped The Libor Scandal?

This NY Times article suggests that regulators were ill-equipped to reign in big bank misconduct.  It seems that NY Fed President Tim Geithner knew what was going on in 2008 but did not blow the whistle. Congressional hearings are in the works.

http://dealbook.nytimes.com/2012/07/13/barclays-informed-new-york-fed-of-problems-with-libor-in-2007/?nl=todaysheadlines&emc=tha2_20120714