Rubuta ci gaba don wannan sakin layi - Smith ya fara bayyana a fagen duniya a matsayin dan shekara 18 a gasar Olympics ta Seoul kuma ya rasa B-final a tseren mita 200 a baya (top 16). Babbar gasar zakarun duniya ta biyu ta Smith ita ce a gasar zakarun duniya ta 1991 a Perth, Ostiraliya, inda ta gama 13 a tseren tseren mita 400. Ta yi gasa a gasar zakarun Turai ta 1991
kuma ya cancanci zuwa wasannin Olympics na 1992. Ta yi gasa a tseren mita 200 da baya da kuma tseren mita 400 a gasar Olympics ta 1992 a Barcelona, Spain, duk da cewa ta sami rauni a cikin watannin da suka gabata kafin wasannin. Ta gama ta biyar a tseren 200 m butterfly a gasar cin kofin duniya ta 1994. A wannan shekarar, ta kamu da zazzabin glandular, wanda ya shafi horo kafin Gasar Cin Kofin Duniya.