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Sprinter Tyson Gay's B sample positive, fails another test

Former world sprint champion Tyson Gay's 'B' sample from an...

Revealed: How Bolt 'beat air' at world record speed!

As the world's best athletes descend on London on Friday to take part in the...

Bolt wants to fly the flag for drug-free athletics

The Jamaican was cagey when asked about the latest batch of positive tests...

Pole vaulter Isinbayeva to retire after World Championships

Russian pole vault queen and double Olympic champion Yelena Isinbayeva has...

Dope-tainted Powell plays down retirement talk, eyes Rio Games

Former world 100 metres record holder Asafa Powell has no plans to retire...

Defending champion Blake ruled out of World C'ships

World 100 metres champion Yohan Blake will not defend his title at next...