Maybe that 's slightly naive and I have no doubt there will be many people who think that it is , but it 's certainly never been a concern that I , or any players I have coached , have lost matches .
An opponent has been doping .
Maybe that 's slightly naive and I have no doubt there will be many people who think that it is , but it 's certainly never been a concern that I , or any players I have coached , have lost matches because an opponent has been doping .