National Standard for voting in primaries if 18th birthday is between the primary and the election.

His perceived core of support comes from poor, disaffected blacks, who don't vote heavily in Democratic primaries.

These are the people who are voting in primaries.

To win the Democratic nomination, politicians, say, he must gain the support of the active liberals who vote heavily in primaries.

Green has a loyal following among the liberals who vote in Democratic primaries.

Is that what people who vote in Republican primaries want in a nominee?

They vote in national primaries to select delegates to party conventions.

Since 1972, Iowa has been the first state to vote in presidential primaries, with their caucuses.

That's because so many more men vote in Republican primaries than in Democratic ones.

"Westchester has a large number of independents, who don't vote in primaries," he said.