Usain Bolt bagged his third gold medal of the World Athletics Championships on Saturday when Jamaica stormed to the men’s 4x100m relay title.

Jamaica’s sprint king Usain Bolt insists he is drug-free after ripping a massive 0,11seconds off his own 200m world record on Thursday in Berlin.

ASA has denied media reports that Caster Semenya was in danger of not competing in the women’s 800m final at the World Athletics Championships.