(CNN) – Two of three voters in Oregon's Democratic primary disagree with Hillary Clinton's call for a moratorium in the federal gasoline tax. Twenty-six percent of the voters in CNN's Oregon voter poll, conducted by phone, think suspending the gas tax is a good idea; they went for Clinton over Barack Obama 64 to 34 percent. Sixty-three percent think it's a bad idea to suspend the gas tax — those voters supported Obama 67 to 31 percent.

Were voters swayed by Edwards' decision to back Obama?

(CNN) – Is John Edwards' recent endorsement of Barack Obama important? Forty-five percent of the voters in today's Kentucky's Democratic primary think so. But exit polls show they split their vote: 48 percent voted for Obama, and 47 percent for Clinton.

Fifty-two percent of today's voters in Kentucky say Edwards' endorsement of Obama was not important. They went overwhelmingly for Clinton: 81 to 14 percent.

(CNN) — Early exit polling from Kentucky shows the magnitude of Hillary Clinton’s victory there. Clinton won among men 62 to 32 percent. She won among women 67 to 27 percent.

She won in all age groups: 55 to 39 percent among voters between 17 and 29 years old; 61 to 35 percent among voters aged 30-44; 65 to 28 percent among voters 45-64 and 77 to 18 percent among voters 65 and older.

Clinton also won among all income groups: 67 to 28 percent among voters who make less than $50,000 a year and 63 to 31 percent among voters who make $50,000 a year or more.

Clinton won among people of all education levels: 74 to 21 percent among Kentucky Democratic voters who have no college education and 60 to 34 percent among college-educated voters.

Eighty-nine percent of today's voters in Kentucky are white. Among them, Clinton won 72 to 22 percent. Nine percent of today's voters in the state are African-American; they went overwhelmingly for Barack Obama, 87 to 7 percent.

(CNN) — Relatively few voters in Kentucky waited until the last minute to decide which Democratic presidential candidate to support. Early exit polls in Kentucky show 14 percent of today's voters decided in the last week — 85 percent had already made up their minds.

(CNN) — The Democrats' long fight for the nomination does not seem to be a major concern for voters in Oregon. CNN's Oregon voter poll shows 62 percent say they'll be satisfied if the campaign continues. Only 28 percent say the campaign should end as soon a possible.