Atlas Shrugs

Former Federal Reserve Chairman Alan Greenspan said a ``once-in-a-century credit tsunami'' has engulfed financial markets and conceded that his free-market ideology shunning regulation was flawed.

``Yes, I found a flaw,'' Greenspan said in response to a grilling from the House Committee on Oversight and Government Reform. ``That is precisely the reason I was shocked because I'd been going for 40 years or more with very considerable evidence that it was working exceptionally well.''