Gerken thinks any uptick in the dollar will be short lived due to the US fiscal problems and slow growth.

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David James was recalled by Millen for City in place of Dean Gerken, while Stewart and Marvin Elliott were also reinstated.

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Cold weather "is probably the biggest challenge for people who want to run barefoot, " says Tamara Gerken, the 46-year-old founder of the Atlanta-based Barefoot Runners Society.

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