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Freezing temperatures are expected for the start of the Republican primaries on January 15 in Iowa.
In the United States, candidates in the Republican primaries are preparing to face freezing temperatures.
The first stage begins next Monday in Iowa.
Temperatures in the midwestern state could drop below minus 20 degrees Celsius and forecasters are expecting record cold temperatures.
A winter storm has hit much of the United States since the beginning of the week.
Up to a foot of snow fell in several parts of the central part of the country, including Kansas, Nebraska and Dakota.
