A new poll reveals former Arkansas Gov. Mike Huckabee has the most support to be the 2010 GOP presidential candidate.

The CNN poll found that 67 percent of Republicans say they're very or somewhat likely to back Huckabee for president.

About 59 percent of respondents said they could back former Massachusetts Gov. Mitt Romney.

Former House Speaker Newt Gingrich received 54 percent of support, while 49 percent of Republicans said they'd vote for Sarah Palin.

On the Democratic side, 78 percent of Democrats feel President Barack Obama should be their candidate again in 2012.

About 19 percent said their party should nominate another Democrat.