National poll averages look like an upturn for Hillary and Obama

at the expense of Edwards. Graph at http://www.realclearpolitics.com/epolls/2008/president/us/democratic_presidential_nomination-191.html

Date Sample Clinton Obama Edwards Richardson Biden Spread
RCP Average 11/30 - 12/09 - 43.1 25.1 12.3 3.4 3.1 Clinton +18.0
CNN 12/06 - 12/09 RV 40 30 14 4 4 Clinton +10.0
ABC/Wash Post 12/06 - 12/09 429 LV 53 23 10 3 3 Clinton +30.0
CBS News/NY Times 12/05 - 12/09 417 LV 44 27 11 2 2 Clinton +17.0
AP-Ipsos 12/03 - 12/05 469 RV 45 23 12 4 2 Clinton +22.0
LA Times/Bloomberg 11/30 - 12/03 529 LV 45 21 11 3 3 Clinton +24.0
USA Today/Gallup 11/30 - 12/02 494 A 39 24 15 4 4 Clinton +15.0
Rasmussen (Wed) 4 Day Tracking 750 LV 36 28 13 4 4 Clinton +8.0

Of course, these polls are more for discussion than anything else - it's entertaining, but a long way until the real election.