US crew of Bree Shaaf and Hillary Werth during a training slide before the 2011/12 Bobsleigh and Skeleton World Cup fourth round competition.

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Russian crew of Viktoria Tokova and Alexandra Pakhmutova during a training slide before the 2011/12 Bobsleigh and Skeleton World Cup fourth round competition.

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Russian crew of Anastasia Tambovtseva and Alexandra Pakhmutova during a training slide before the 2011/12 Bobsleigh and Skeleton World Cup fourth round competition.

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Russian crew of Olga Fyodorova and Yulia Kobzeva during a training slide before the 2011/12 Bobsleigh and Skeleton World Cup fourth round competition.

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Canadian crew of Kaillie Humphries and Heather Hughes during a training slide before the 2011/12 Bobsleigh and Skeleton World Cup fourth round competition.

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