Sports bodies say that drug is not performance enhancing and should not be treated as such
The 22-year-old is the world's best golfer according to the rankings, but that hasn't meant much recently
Serbian beats Nadal to win the Australian Open after longest Grand Slam final in history
Epic five setter at Australian Open is immediately hailed as one of the great matches
Scot makes the last four of a Grand Slam for the fifth time running
'Boring' opponent forced to retire as Murray sets up quarter-final clash with Nishikori
British tennis player sports colourful headgear after comments from Margaret Court
While experts keep writing him off, Roger Federer just keeps rewriting history
A crash of egos in Formula One is just the latest in a long history of feuds in world sport
A giant baobab tree sculpture is erected outside the Southbank Centre in London. The installation, entitled Under the Baobab, is made from brightly coloured fabrics from around the world and is part of the centre's Festival of the World exhibition.
For our newsletter