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A new Public Policy Polling survey finds President Obama leading all of his potential 2012 Republican challengers.
He leads Mitt Romney, 45% to 43%, tops Mike Huckabee, 46% to 43%, beats Sarah Palin, 50% to 43% and crushes John Thune, 46% to 28%.
Obama’s approval rating is now 48%, compared with 47% who disapprove.
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