Usain Bolt wins Gold in 200m race at IAAF World Championships

Usain proved once more that he's the world's fastest runner after winning 200m today at the IAAF Championship in 19.55sec, which is the fastest time in the world this year and his quickest since winning gold at London 2012. This is also his fourth consecutive 200m World title. Left is what he wrote on his instagram page. Big congrats to him!