The rating is that low because they
failed to impeach Bush, Cheney and the rest of the gang which lied this nation into a stupid war against the wrong country.
The nation wonders why.
Still no answers we can hang our hats on from any of the branches of government.
The closest thing we have is the
Downing Street Memos.
You read about it here (click "memos"):
http://www.downingstreetmemo.com/