Japan's Yuka Kato shows her gold medal during the award ceremony of the women's 100m butterfly finals during the Good Luck Beijing 2008 Swimming China Open at the National Aquatics Centre, nicknamed 'Water Cube' in Beijing, February 5, 2008. Kato won the gold medal in the test event for the Beijing Olympics which opens on August 8, 2008. REUTERS/Claro Cortes IV (CHINA)