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In Korea, taekwondo is more than just a national sport, it is a way of life, and an important part of this country's military training.
Mark and Diana Lopez won the Olympic trial fight-offs in Des Moines, Iowa this past April, thus joining brother Steven on the 2008 Olympic team.
Traditionally, taekwondo competitions consist of 16 weight classes, eight for men and eight for women. In the Olympics, there are only eight classes -- four for each gender -- because the IOC limits the total number of taekwondo entrants to 128.
