<prompt> Bhala ukuqhubeka kwalesi sigaba - URatsimbazafy wabe eseqhudelana emqhudelwaneni we-4 × 100 metres kuma-World Championships ka-1999 kanye neMidlalo Yama-Olympic ka-2000  <response>: , zombili izikhathi ngaphandle kokuthuthuka kusuka ekushiseni, yize irekhodi likazwelonke lemizuzwana engama-43.61 labekwa kuma-Olimpiki. 