10 Buzz-Worthy Olympians

Competing in 20 Olympic events and going for a record eight gold medals, American swimming phenom Michael Phelps is first off the block in the BBC's list of 10 to watch in Beijing. Here are some of the others:

• Natalie du Toit: This South African swimmer and Paralympic gold-medalist will make a splash as the first female amputee to compete at the Summer Games.

• Kenenisa Bekele: Can the Ethiopian runner win the both the 5,000- and the 10,000-meter races?   
• Usain Bolt: The Jamaican 100 meter world record-holder could dominate Beijing if he achieves a sprint double: wins in both the 100- and 200-meter races.
• Liu Xiang: The hopes of 1.3 billion rest on the legs of China's famed hurdler.
• Yelena Isinbayeva: Will the world record-holder pole vault her way to another gold?

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