Anti-doping test Banned drugs found in 3,800 samples

Banned substances were found in nearly 4,000 samples worldwide in 2014, according to World Anti-Doping Agency figures.

Marita Koch Can we believe Koch's world record?

Thirty years on, Marita Koch's unbroken 400m world record is still a hot topic of debate.

Gemma Steel Steel undecided on Olympics distance

Leicestershire's Gemma Steel is yet to decide whether to compete in the 10,000m or the marathon at the Olympics.

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