Gold and silver winners, Australian Melissa Gorman, foreground, and Russian Larisa Ilchenko, background, respectively, after a 5km marathon open water swim at the 2009 World Aquatics Championships.

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From right: Gold and silver winners, Australian Melissa Gorman and Russian Larisa Ilchenko, respectively, after a 5km marathon open water swim at the 2009 World Aquatics Championships.

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Olympic Champion, eight-time World Champion Larisa Ilchenko came second in the 5km marathon open water swim at the 2009 World Aquatics Championships.

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Olympic Champion, eight-time World Champion Larisa Ilchenko came second in the 5km marathon open water swim at the 2009 World Aquatics Championships.

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Olympic Champion, eight-time World Champion Larisa Ilchenko, foreground, came second in the 5km marathon open water swim at the 2009 World Aquatics Championships. Ekaterina Seliverstova, background.

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A 5km marathon open water swim at the 2009 World Aquatics Championships in Ostia, Italy.

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The Russian duet, consisting of Svetlana Romashina, foreground, and Anastasia Davydova, background, has won the gold in synchronized swimming technical routines at the 2009 World Aquatics Championships.

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The Russian duet, consisting of Svetlana Romashina, foreground, and Anastasia Davydova, background, has won the gold in synchronized swimming technical routines at the 2009 World Aquatics Championships.

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The Russian duet, consisting of Svetlana Romashina, foreground, and Anastasia Davydova, background, has won the gold in synchronized swimming technical routines at the 2009 World Aquatics Championships.

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Olympic Champion, eight-time World Champion Larisa Ilchenko came second in the 5km marathon open water swim at the 2009 World Aquatics Championships.

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