Pedzisa mutsara unotevera: Campbell aiva nhengo yechikwata cheAustralia chakakunda menduru yegoridhe mumakwikwi e4 × 100 metres freestyle relay paMitambo yeOlympic yeZhizha ya2012 muLondon. Mu
50 metres freestyle yevakadzi iye nehanzvadzi yake Bronte vakashambira mumhepo imwe chete, vachipedza wechitatu uye wechipiri zvichiteerana, uye vachikodzera kuenda kuma semi fainari munzvimbo yegumi neyepfumbamwe zvichiteerana.