Greg Sargent and Eric Kleefeld of TPM ElectionCentral have early poll numbers from CNN and CBS polls, both of which indicate a big win for Obama.' (CNN wrap-up here)

Brian Montopoli reports that a CBS News and Knowledge Networks poll of 500 uncommitted voters indicates that 39 percent said Obama won the debate, with 24 percent favoring McCain and 37 seeing a tie. In addition, 46 percent of uncommitted voters say their opinion of Obama improved, compared to 32 for McCain.

On ongoing poll of Wall St. Journal readers (over 55,000 thus far) has Obama ahead by 53 to 38 percent as we go to press.

Amy Sullivan of Time's 'Swampland' has a report on Stan Greenberg's focus group of 45 undecided voters, 38 percent of whom said Obama won the debate, with 27 percent giving the advantage to McCain and 36% saying that neither candidate had a clear win.

Daily Kos has a video clip on Frank Luntz's focus group of Nevada undecideds, who gave Obama a 27-17 edge.

Looking ahead, Palin goes into Thursday's debate with lowered expectations, as a result of the Couric and Gibson interviews. Conservatives are very worried, and National Review columnist Kathleen Parker has called on her to step down. Another conservative writer, The American Spectator's Phillip Klein, says "Palin is not ready to be a heartbeat away from the presidency."