Members of the Jamaican team pose after winning the men's 4x100m relay final during the London 2012 Olympic Games at the Olympic Stadium August 11, 2012. The team, made up of (from L to R) Yohan Blake, Usain Bolt, Nesta Carter and Michael Frater, set a new world record with a time of 36.84 seconds. REUTERS/Lucy Nicholson (BRITAIN - Tags: OLYMPICS SPORT ATHLETICS)