By Meredith Buel
Voice of America
DENVER, CO - Democrats hope Barack Obama, a first-term U.S. Senator, will make history as the first African-American president of the United States.
The 47-year-old Obama is the son of a black Kenyan father and a white American mother. He grew up in Hawaii and Indonesia..
His uncommon life story, coupled with his race and foreign-sounding name, add challenges that are unprecedented for a presidential nominee.
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