Bolt of Jamaica, Devonish of Britain and Frater of Jamaica compete during the men's 100 metres semi-final...
Usain Bolt (C) of Jamaica, Marlon Devonish (R) of Britain and Michael Frater of Jamaica compete during the men's 100 metres semi-final at the IAAF World Championships in Daegu August 28, 2011. REUTERS/Michael Dalder (SOUTH KOREA - Tags: SPORT ATHLETICS)