Ryk Neethling of South Africa won the men’s 100m freestyle and the 100m individual medley to become the only double winner on the opening day on Tuesday at the World Cup short-course swimming meet. Neethling, a bronze medalist in the 100m and 200m freestyle at the 2005 world championships, took the 100m freestyle in 47,68s.

Scientists and sports officials, including the International Olympic Committee president, unanimously agreed on Monday that athletes who use genetic transfer technology to enhance performance will be caught in the future. ”It will come, whether it’s three years or five years or next week. I think it would be foolish to guess,” said Professor Ted Friedmann at the conclusion of the second World Anti-Doping Agency (Wada) symposium on gene doping.