Usain Bolt push Bolt to do longer sprinting distances with the aim of making the 400 m event his primary event by 2007 or 2008. Bolt was less enthusiastic, and demanded that he feel comfortable in his sprinting. He suffered another hamstring injury in March 2006, forcing him to withdraw from the 2006 Commonwealth Games in Melbourne, and he did not return to track events until May. After his recovery, Bolt was given new training exercises to improve flexibility, and the plans to move him up to the 400 m event were put on hold. The 200 m remained Bolt's primary event
Usain Bolt to gain experience. Also, he was more keen on competing over longer distances, setting his sights on running regularly in both 200 m and 400 m events within the next two years. Bolt claimed his first major world medal two months later at the IAAF World Athletics Final in Stuttgart, Germany. He passed the finishing post with a time of 20.10 s, gaining a bronze medal in the process. The IAAF World Cup in Athens, Greece, yielded Bolt's first senior international silver medal. Wallace Spearmon from the United States won gold with a championship record time of 19.87 s, beating