This white paper discusses the risks to banks and the fragile US economy from rising corporate defaults and bankruptcies. It notes that 30% of commercial loans have documentation defects that could cause banks to lose collateral. The paper predicts $3-5 trillion in commercial real estate and corporate loan defaults through 2013, many resulting in bankruptcies. It warns that banks need new risk management tools to protect collateral and recoveries from defaulted loans, to avoid depleted capital and potential insolvency. The paper introduces UCC insurance as a tool that can help banks mitigate risks to collateral on commercial loans.