 The 2011 World Championships were held in Daegu, South Korea.Usain Bolt was favourite was defend to his titles from Berlin but in the 100 m Final on 28 August he controversially false started allowing training partner Yohan Blake to win in 9.92 seconds.Veronica Campbell-Brown finally won the women's 200 m World title on 2 September when she ran a season's best of 22.22 to beat reigning champion Allyson Felix into bronze.