The biggest financial disaster in US history continues. Four years into the process of selling off failed savings and loan assets, the Resolution Trust Corporation, the federal agency charged with managing the bailout, hasn't stopped the rising cost - estimated at $600-700 billion in taxpayers' dollars and climbing. In a co-production with the Center for Investigative Reporting, Frontline correspondent Robert Krulwich uncovers the inside story of mismanagement and politics and tells how the bailout itself is now in need of rescue.