Nick Kyrgios of Australia made on court jibes about Stan Wawrinka’s girlfriend. Photograph Clive Brunskill/Getty Images

Australian Nick Kyrgios has major behavioural issues and should face disciplinary action after an off-colour insult directed at opponent Stan Wawrink(...)

 Stan Wawrinka of Switzerland celebrates beating Nick Kyrgios in the first round of the Aegon tennis championships at the Queens Club. Photograph: Facundo Arrizabalaga/EPA

Every time he raises the ball to serve, a tattoo on the inside of his left forearm might remind him that there is really no such thing as success. “Ev(...)

Stan Wawrinka in action against Novak Djokovic  during the men’s final at the French Open  at Roland Garros in Paris. Photograph: Etienne Laurent/EPA

There were some people who looked at the draw for the 114th edition of the French Open more than a fortnight ago and imagined there was at least a re(...)

Stan Wawrinka of Switzerland in action during his victory over Denis Istomin of Uzbekistan in straight sets at Wimbledon. Phogo: Valdrin Xhemaj/EPA

One of the misunderstandings about sport is that opponents always compete under equal conditions. That understanding is housed in one of the great cli(...)

Stanislas Wawrinka (Switzerland, left) shakes hands with Tomas Berdych of the Czech Republic after winning their semi-final at the Australian Open tennis championship in Melbourne.

Stanislas Wawrinka reached his first Grand Slam final with victory over Tomas Berdych at the Australian Open. The 28-year-old knocked out three-time (...)