Men's reigning Olympic 200-meter freestyle champion Sun Yang of China will miss this summer's Tokyo Olympics following an eight-year suspension for tampering with doping controls, the Court of Arbitration for Sport ruled Friday.Sun, the first Chinese swimmer to win Olympic gold with his wins in the 400 and 1,500 meters in 2012, is also the defending world champion in the 200 and 400.CAS upheld an appeal filed by the World Anti-Doping Agency against a decision by FINA, the international swimming federation, which stated that Yang did not commit a doping rule violation in September 2018.Yang …READ FULL ARTICLE