The first event to decide the Democratic presidential nominee began on Monday with the Iowa Caucuses.
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11 candidates are competing for the nomination, with Senator Bernie Sanders and former Vice-President Joe Biden currently leading the group.
The results of the vote have however been “plunged into chaos” by apparent technology issues.
The state’s Democratic Party said the holdup was a "reporting issue", adding that it expected to "have numbers to report later today”.
Some of the other big names including Elizabeth Warren, Pete Buttigieg, and Amy Klobuchar will be hoping to snatch victory from the leading favourites
US Correspondent, David Grossman examines the candidates in the race.
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