Wada is not prosecuting a table tennis player who was found with a level a third higher than Contador's.

BBC: Ban on clenbuterol doping drug may be relaxed

His compatriot Natalie du Toit, a single amputee swimmer, and Natalia Partyka, a Polish table tennis player who was born with one arm ending just below her elbow, competed at both the Olympic and Paralympic Games in Beijing.

CNN: Blade runner Pistorius makes 400m Olympic qualifying time

Mr Weiss said he had wanted to be a professional table-tennis player and had even played a match last weekend.

BBC: Germany stunned by shooting spree

Try as they may, the investigators may never know what happened to a talented table-tennis player who proudly held his trophies in school pictures.

BBC: Profile: Tim Kretschmer

One of the most conspicuous is table tennis player Geng Lijuan, the former world number one from China who has for more than a decade represented Canada.

BBC: Defecting dilemmas for Games