Think the unthinkable. U.S. default risk jumps on govt loan purchase plan.

Long-dated Treasuries rallied with the 30-year bond jumping more than 3 points

The cost to insure against $10 million of debt issued by the U.S. government jumped to 47.5 basis points or $47,500 per year for five years, according to credit data company CMA DataVision. This compared with 43.5 basis points or $43,500 late Monday.

Credit default swaps insuring $10 million of U.S. Treasuries edged up to a record 50.0 basis points or $50,000 a year for 10 years

Earlier, before these latest expenditures, CNBC wrote a story that the U.S. might lose it's AAA credit rating.