Switzerland’s Roger Federer  during the Davis Cup final singles tennis match against France’s Richard Gasquet at the Pierre-Mauroy stadium in Villeneuve d’Ascq, near Lille. Photograph: Gonzalo Fuentes / Reuters

Roger Federer produced a vintage performance to crush Richard Gasquet 6-4 6-2 6-2 and seal Switzerland’s maiden Davis Cup title with a 3-1 win over ho(...)

 Serbia’s Novak Djokovic  plays a forehand in his first-round match against Lukas Lacko of Slovakia during day one of the  Australian Open in Melbourne. Photograph: Clive Brunskill/Getty Images

Novak Djokovic showed some early season rustiness but Serena Williams roared into the second round as the tournament favourites took centre stage on t(...)

Roger Federer of Switzerland beat  Richard Gasquet of France at the ATP World Tour Finals at the O2 Arena in London. Photograph: Stefan Wermuth/Reuters

Roger Federer has faith in tennis’ anti-doping system but believes there is still not enough testing being done. The issue has been a hot topic at the(...)

Rafael Nadal of Spain celebrates beating  Richard Gasquet of France in his US Open semi-final. Photograph: Adam Hunger/Reuters

Rafael Nadal will take on Novak Djokovic in a sixth Grand Slam final at the US Open on Monday.After Djokovic struggled past Stanislas Wawrinka in the (...)

Rafael Nadal plays a forehand against Grigor Dimitrov of Bulgaria in their quarter-final match of the ATP Monte Carlo Masters. Photograph: Clive Brunskill/Getty Images

Eight-times champion Rafael Nadal was taken to the brink by improving Bulgarian prospect Grigor Dimitrov before completing a 6-2 2-6 6-4 victor(...)

Britain's Andy Murray hits a forehand return to Richard Gasquet of France in their  semi-final at the Sony Open in Key Biscayne, Florida. Photograph: Kevin Lamarque/Reuters

Andy Murray held off a strong challenge from Richard Gasquet to claim a 6-7 (3/7) 6-1 6-2 win and book a place in the Sony Open final against (...)