Montreux (Switzerland) (AFP)

Chinese swimmer Sun Yang, accused of destroying a blood sample with a hammer and risk of 2 to 8 years of suspension, challenged the validity of the control suffered in September 2018, Friday before the Court of Arbitration for Sport (CAS) during a rare public hearing, noted an AFP journalist.

The audience in Montreux opened with the swimmer's testimony, three-time Olympic champion in London-2012 and Rio-2016 and holder of eleven world titles between 2011 and 2019.

The pickers "were not able to show me the documents proving their identity, so how could I allow them to take my sample?", Said Sun, interviewed by World Anti-Doping Agency (WADA) lawyers. ), which also considers that the documents submitted to it by the auditors "were not valid".

The swimmer, who did not admit to destroying the blood sample, spoke in Chinese and his words were translated into English.

At the end of the all-day open media hearing, Sun will not know the court's decision to be taken into consideration and will be released on a date that the CAS could not specify.

An anti-doping committee report from the International Swimming Federation (Fina), written in January, confirmed that the swimmer had destroyed in September 2018 his own blood sample with a hammer during an unannounced check.

The World Anti-Doping Agency (WADA) appealed to the CAS after the International Swimming Federation (Fina) fined Sun Yang on a technicality violation, allowing the 27-year-old swimmer to compete at the World Championships. Gwangju, South Korea, at the end of July, where several swimmers expressed dissatisfaction with his presence.

© 2019 AFP