Zurich: Jamaican sprint superstar Usain Bolt has brought his abbreviated season to a close after just three races, organisers of the Diamond League final in Zurich said yesterday.


Usain Bolt wins the 100m race in Warsaw on Saturday. Pic/AFP 

A day after Bolt set a new best time of 9.98sec for the rarely-run 100m indoors at Warsaw's national football stadium, Zurich meet director Patrick Magyar said the decision not to take part in any more races had been taken by Bolt's coach Glen Mills.