Jamaica's Yohan Blake (left) and Usain Bolt at the Athletics World Championships in Daegu last year. World record holder Usain Bolt and world champion Yohan Blake stormed onto centre-stage at the ... more 

Jamaica's Yohan Blake (left) and Usain Bolt at the Athletics World Championships in Daegu last year. World record holder Usain Bolt and world champion Yohan Blake stormed onto centre-stage at the Olympics on Saturday as amputee runner Oscar Pistorius made history less