Mezue ahịrịokwu na-esonụ: Na Rio de Janeiro, Worrell nọ na 4th na okpomọkụ nke
100 mita butterfly mana ha enweghi ike iru eru maka ikpeazu mgbe ha mechara 9th na ọkara ikpeazu. O nwetara ihe nrite ọla edo na 4 × 100 mita medley relay maka igwu mmiri na prelims.