World Record 4×100 metres relay, Jamaica, 37.04 sec, Daegu, IAAF World Championships Athletics 2011, final round, 4th September 2011
VIDEO: World Record 4×100 metres relay, Jamaica, 37.04 sec, Daegu, IAAF WC 2011, final round
World Record 4×100 metres relay, Jamaica, 37.04 sec, Daegu, IAAF World Championships Athletics 2011, final round, 4th September 2011
