The ex-brains behind Countrywide Financial have begun buying up delinquent home mortgages -- often for just pennies on the dollar? from the U.S. government. They started a company called PennyMac, which is more or less a bad bank for bad loans. And they stand to make millions on their investment. New York Times reporter Eric Lipton has been following this story and he joins us now from Washington, D.C.