AdvertisementChinese swimmers at Paris Olympics deny doping accusations as diplomatic row growsPlay04:12Download AudioJuly 28, 2024Brian MannfacebookEmailFei Liwei, of China, competes during a heat in the men's 400-meter freestyle at the 2024 Summer Olympics on Saturday in Nanterre, France. He's one of 11 Chinese swimmers competing in Paris who face questions over a 2021 sports doping case. (AP)