Sen. Tom Harkin (D-Iowa) did a little less dancing. “I just think, if [Obama] caves on this, then I think that he’s gonna have a lot of swimming upstream [to do],” said the Iowa Democrat, a unabashed progressive who has been less reticent than most in criticizing the White House. “He campaigned on [allowing the rates for the rich to expire], was very strong on that, and sometimes there are things that are just worth fighting for.”

And if he decided to compromise away from that, a reporter asked the senator.
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“He would then just be hoping and praying that Sarah Palin gets the nomination,” Harkin replied, insinuating that there would be few other Republicans that Obama could assuredly beat in 2012.