Tokyo. Chinese 13-year-old schoolgirl Yu Zidi won a record gold medal on the first day of the Asian Games in the 200m butterfly. Even after setting a record and winning a gold medal, she said her performance was only 'okay'. Zidi completed the distance in 2 minutes 05.08 seconds to win her first major gold medal. With this time, she surpassed the Asian Games record set by her compatriot Chang Yufei three years ago by about half a second. Zidi, who is expected to make a mark at the 2028 Los Angeles Olympics, defeated her teammate Chang Mohan by more than three seconds...