Tysse before CAS in June June 02, 2011 The Norwegian Race walker Erik Tysse will have his case heard before the CAS in Lausanne on 28.-29. June. Tysse has appealed a two year suspension after testing positive for CAS. Related articles CERA Doping Scandal: The Menace Plaguing Professional Cycling CAS Dismisses Appeal Of Erik Tysse CERA In Anti-Doping: Doping Cases, Medical Uses, And Classification Davide Rebellin Appeal Rejeceted By CAS Access the world's largest Anti-Doping Database, spanning over 60 years of doping cases and investigations. Use up-to-date data when reporting or researching on doping in sport, or when defending an athlete in an anti-doping matter. Sign up