Hwang Sun-woo has advanced to the final of the men's 100-meter freestyle at the world swimming championships in Qatar, becoming the first South Korean to race for a medal in the event. Hwang finished third overall in the semifinals of the 100m freestyle at the World Aquatics Championships at the Aspire Dome in Doha on Wednesday, with a time of 47.93 seconds. The top eight among 16 swimmers in the semifinals reac...