American smashes world record as she takes gold ahead of compatriot Dalilah Muhammad

26-year-old no longer the bridesmaid as he leads home American duo in fine style

Irish runner shows great composure after clipping hurdle in semi-final

Nike Oregon Project head coach banned for four years for multiple doping violations

American runs time of 9.76 seconds to beat defending world champion Justin Gatlin

Seventh major 100m title beckons for Jamaican in his final global championship

Japanese working on baton handovers since March, Jamaican trained with Bolt only once

Third consecutive Olympic gold in this race for Jamaican - Andre de Grasse takes silver

Jamaican still in hot pursuit of ‘triple-triple’ of Olympic golds after winning semi-final

It was hero v villian at the 100m World Championship final in Beijing as Bolt won out