Official statement: Sierre-Zinal and Joyline Chepngeno
10/09/2025
The Golden Trail World Series (GTWS) has been formally notified by the World Mountain Running Association (WMRA) and Sierre-Zinal organisers that Joyline Chepngeno, the woman athlete winner of the 52nd edition of Sierre-Zinal, has returned a positive result from the anti-doping test conducted by Athletics Integrity Unit at the race. In accordance with the World Anti-DopingContinue reading "Official statement: Sierre-Zinal and Joyline Chepngeno"