 Ramba uchiverenga ndima ino - Pamitambo yeOlympic yeZhizha ya2012 muLondon, Cielo akapedza ari wechi6 mumakwikwi emamita 100 akasununguka, aine nguva yemasekonzi 47.92. Ndarama yakaenda kuna Nathan Adrian 47.52 seconds, achiteverwa naJames Magnussen 47.53 seconds naBrent Hayden 47.80 seconds. Pa50 metres, Cielo ndiye akakurumidza kupatsanura aine nguva yemasekonzi 22.60. Mumakwikwi emamita 50 akasununguka, uko Cielo ndiye ainyanya kufarira kuhwina goridhe, akaiswa pekutanga mumasemifinal, akaenzana naCullen Jones, aine nguva yemasekondi 21.54. Asi mumakwikwi ekupedzisira, akapedza aine nguva yakaipisisa kupfuura mumakwikwi ekupedzisira, asi akakwanisa kuwana menduru yake yechitatu yeOlympic, menduru yebronze, nenguva yemasekondi 21.59. Akakunda akanga ari muFrench Florent Manaudou nenguva ye21.34 seconds. Nhoroondo yeOlympic yaCielo yemasekonzi 21.30 yakaiswa muna 2008 ichiripo. 