Mountain Biking

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  A member of the Breckenridge, Colo., mountain bike stunt team performs during a one-day Colorado Tourism Office event in New York's Madison Square Park, Friday April 11, 2008. The Empire State Building is seen at right.(AP Photo/Richard Drew)

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  NELSON, NEW ZEALAND - MARCH 16: Barry Wicks of the USA competes in the Elite Men's Shortcourse Crosscountry race on day four of the Oceania Mountain Bike Championships in the Maitai Valley on March 16, 2008 in Nelson, New Zealand. (Photo by Phil Walter/Getty Images)

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  NELSON, NEW ZEALAND - MARCH 16: Barry Wicks of the USA competes in the Elite Men's Shortcourse Crosscountry race on day four of the Oceania Mountain Bike Championships in the Maitai Valley on March 16, 2008 in Nelson, New Zealand. (Photo by Phil Walter/Getty Images)

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  NELSON, NEW ZEALAND - MARCH 16: Barry Wicks of the USA competes in the Elite Men's Shortcourse Crosscountry race on day four of the Oceania Mountain Bike Championships in the Maitai Valley on March 16, 2008 in Nelson, New Zealand. (Photo by Phil Walter/Getty Images)

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  NELSON, NEW ZEALAND - MARCH 15: Alex Swann of Australia competes in his seeding run in the Elite Mens Downhill race during day three of the Oceania Mountain Bike Championships in the Maitai Valley on March 15, 2008 in Nelson, New Zealand. (Photo by Phil Walter/Getty Images)

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  NELSON, NEW ZEALAND - MARCH 15: Thomas Rose of Australia competes in his seeding run in the Elite Mens Downhill race during day three of the Oceania Mountain Bike Championships in the maitai Valley on March 15, 2008 in Nelson, New Zealand. (Photo by Phil Walter/Getty Images)

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  NELSON, NEW ZEALAND - MARCH 14: Eddie Masters of New Zealand competes in the men's 4X race during day two of the Oceania Mountain Bike Championships at Branford Park on March 14, 2008 in Nelson, New Zealand. (Photo by Phil Walter/Getty Images)

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  NELSON, NEW ZEALAND - MARCH 14: Logan Horn of New Zealand competes in the U17 men's crosscountry race during day two of the Oceania Mountain Bike Championships at Branford Park on March 14, 2008 in Nelson, New Zealand. (Photo by Phil Walter/Getty Images)

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  SHANGHAI, CHINA - DECEMBER 31: (CHINA OUT) Andorran mountain bike champion Xavi Casas (C), celebrates after winning a race up 2,008 stairs of the 88-storey Jin Mao Tower, one of the tallest buildings in China, Chinese Zhang Jincheng (R) finished second and Colombian Javier Zapata (L) took third on December 31, 2007 in Shanghai, China. 28-year-old Andorran Xavi Casas took 41 minutes and 57 seconds to ride up 2,008 stairs of the world's third tallest building to welcome the New Year. (Photo by China Photos/Getty Images)

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  SHANGHAI, CHINA - DECEMBER 31: (CHINA OUT) Andorran mountain bike champion Xavi Casas, celebrates after winning a race up 2,008 stairs of the 88-storey Jin Mao Tower, one of the tallest buildings in China, on December 31, 2007 in Shanghai, China. 28-year-old Andorran Xavi Casas took 41 minutes and 57 seconds to ride up 2,008 stairs of the world's third tallest building to welcome the New Year. 23-year-old Chinese Zhang Jincheng and 34-year-old Colombian Javier Zapata took the second and third places. (Photo by China Photos/Getty Images)

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