![Gold Coast off the cards: Usain Bolt has confirmed he will retire after the London world championships.](/web/20161015203206im_/http://www.smh.com.au/content/dam/images/g/q/x/8/g/v/image.related.wideLandscape.620x349.gs2zos.png/1476484044397.jpg)
Usain Bolt disappoints Gold Coast's plans
Jamaica's Olympic sprint champion Usain Bolt will run his last race on home soil at June's Racers Grand Prix before retiring from competition two months later, ruining plans to bring him for one last soiree at the 2018 Commonwealth Games on the Gold Coast.