PhD economist Marc Faber thinks the U.S. will
go bankrupt. He's not
alone.
Credit default swaps betting that America will default on its obligations
keeps going up and up and up:

(click for full image; and see this).
The failure of Citigroup has put
the viability of the entire banking system in question.
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And as a MarketWatch commentator points
out:
Washington needs credit counseling. The federal government has
an $11.32 trillion credit limit, and it's carrying a balance of
$10.66 trillion, according to a Treasury Department spokesman.
Government officials stress there's no borrowing planned
as a result of Citigroup Bailout No. 2. But they also acknowledge
the government doesn't have any
cash to cover Citi's losses.***
Throw in some tax cuts and declining demand for our
debt overseas, and we have the ingredients for a toxic
mix that could end up making our debt more expensive, even if we
avoid default.
"There's no God-given
gift of a 'AAA' rating," Standard & Poor's John Chambers told
Reuters in September. "The U.S. has to earn it like everyone else."
See also this.
Uncle Sam is in trouble.