<prompt> Bhala ukuqhubeka kwalesi sigaba - Waqeda endaweni yesikhombisa ku-2003 World Youth Championships, wathola indondo yesiliva ku-2007 Pan American Games, waqeda endaweni yesishiyagalolunye ku-2007 World Championships futhi waba ngowesihlanu ku-2007 World Athletics Final. Ubuye waqhudelana emidlalweni yama-Olympic ka-2008  <response>: ngaphandle kokufinyelela ekugcineni. 