A key polling nugget from CNN's snap poll:

...on the question of the candidates' qualifications to assume the presidency, 87 percent of the people polled said Biden is qualified while only 42 percent said Palin is qualified.

CBS' poll finds Biden winning the debate, as CNN's did. CBS:

Forty-six percent of these uncommitted viewers said Biden won the debate Thursday night, while 21 percent said Palin won. Thirty-three percent thought it was a tie. Even a quarter of Republican uncommitted voters thought Biden won the debate.

Among these voters, there was improvement in views of both Palin and Biden. Fifty-five percent of the uncommitted voters said their opinion of Palin had changed for the better as a result of the debate; just 14 percent said they had a lower opinion of her after tonight, and 30 percent said their views of her did not change.

As for Biden, 53 percent of uncommitted viewers said their image of the veteran senator improved, while five percent said their opinion of him got worse. Forty-two percent said their opinion did not change.

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