Rubuta ci gaba don wannan sakin layi - Heinz ya fara gasar Olympics, yana da shekaru 19, a wasannin Olympics na 2000 a Sydney, yana fafatawa a cikin mita 50 da mita 100. Da farko, Heinz ya taɓa Pilin Tachakittiranan na Thailand don ɗaukar matsayi na huɗu a zafin jiki uku na tseren mita 100 na mata ta hanyar 0.14 na biyu a cikin 58.55. A nata karo na biyu, tseren mita 50 na 'yanci
, Heinz ya kama matsayi na biyar da kashi biyu cikin ɗari na biyu a gaban Caroline Pickering na Fiji a 26.55, amma ya kasa ci gaba zuwa wasan kusa da na karshe, inda ya sanya na talatin da huɗu a cikin safiya. Heinz kuma ya yi aiki a matsayin mai ɗaukar tutar Luxembourg a bikin buɗewa.