China's Sun Yang did not actually fail a scheduled test in 2018, because his entourage smashed vials containing his blood after he disputed the accreditation of the test officials and he refused to provide samples. Photo: AP
China's Sun Yang did not actually fail a scheduled test in 2018, because his entourage smashed vials containing his blood after he disputed the accreditation of the test officials and he refused to provide samples. Photo: AP