Nishikori

Roger Federer begins Halle Open campaign with win over Germany's Struff

Roger Federer got his bid for a ninth Halle Open title off to a winning start on Wednesday with a 6-4, 7-6 (7/3) victory over Germany's Jan-Lennard Struff.

I had to find my inner tiger, and roar: Serena on her hard-earned win against Putintseva

World number one Serena Williams stepped up her bid for her first Indian Wells title in 15 years with a straight set victory over Yulia Putintseva 7-6 (7/2), 6-0.

Miami Open: Djokovic survives tricky test, Nishikori off to flying start

World number one Novak Djokovic survived a second set fightback from Slovak Martin Klizan before winning his opening match at the Miami Open 6-0 5-7 6-1.

ATP semis: Federer, Nishikori through

Nishikori ousts Wawrinka to become first Japanese man to reach grand slam semis in 81 years

Japan's Kei Nishikori and Russia's Ekaterina Makarova each reached their first grand slam semi-final after posting upset wins at the sun-drenched US Open on Wednesday.