Antarctic winter expedition team battle elements

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Bad weather and dangerous crevasses have slowed the progress of the team trying to become the first to cross Antarctica during the polar winter.

The team was hit before it started its crossing when veteran explorer Sir Ranulph Fiennes had to pull out after suffering frostbite.

Now, as Ian Prickett of the Coldest Journey team explains, after seven weeks they are behind schedule, but hoping to make up lost time.

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