Clinton or Obama: Iowa caucus unpredictable

By Alexa Steblinina. Both Hillary Clinton and Barack Obama count on support from thousands of first-time participants in Iowa’s upcoming caucus, a key race that can help cement a candidate as the party's nominee for the presidency.

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Obama’s voters seem to be younger and male, and Hillary bets on grayer women, the AP reports.

Strategists for Clinton and Obama are working hard to dispel that notion. They say older women will turn out to help elect the first female U.S. president, and that young people will show up for the young man who has energized their political interest.

But experts can’t predict the outcome.

Barack Hussein Obama is the junior United States Senator from Illinois and a candidate for the Democratic nomination in the 2008 presidential election. He is the fifth African American Senator in U.S. history, and the only African American currently serving in the U.S. Senate.

Hillary Diane Rodham Clinton is the junior United States Senator from New York, and a candidate for the Democratic nomination in the 2008 presidential election. She is married to Bill Clinton—the 42nd President of the United States— and was the First Lady of the United States from 1993 to 2001.

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