Nyorai kupfuurira kweiyi ndima - O'Neill aive katatu NCAA shasha pamhete, achikunda muna 1987, 1988, uye 1989, pamwe nekubata rekodhi yepamusoro yekukodzera (9.93) muna 1987 na1989. Pashure pekoreji, akapfuurira kukwikwidza munyika yose. O'Neill akauya wechina pa 1992 World Artistic Gymnastics Championships, murume wepamusoro weAmerica akapedza, ipapo akazova murume wekutanga weAmerica kuhwina menduru kumakwikwi epasi rose mumakore gumi nemashanu paakakunda menduru yesirivheri mumhete dzevarume pa1994 World Artistic Gymnastics Championships
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