CNN

Obama is up 8 points over McCain according to the latest CNN poll of polls.

(CNN)–Sen. Barack Obama is holding onto his lead nationally according to the latest national CNN poll of polls.

A combination of six surveys shows Obama leading Sen. John McCain 51 percent to 43 percent, while 6 percent said they are still undecided.

The latest CNN national general election poll of polls consists of thefollowing surveys: A Newsweek poll conducted October 22 through 23, ABC/Washington Post poll conducted October 21 through 24, a Reuters/C-SPAN/Zogby poll conducted October 23 through 25, a Gallup poll conducted October 23 through 25, a Diageo/Hotline poll conducted October 23 through 25 and an IBD/TIPP poll conducted October 21 through 25.

The poll of polls does not have a sampling error.