 Nyorera kupfuurira kweiyi ndima - Kumitambo yeOlympic yeZhizha ya2020 muTokyo, Costa akapotsa atyora rekodhi yeSouth America mumakwikwi eVarume e400 metres freestyle, nenguva ya3: 45.99. Akapedza ari panzvimbo yechi11, 0.32s kubva pakuwana nzvimbo mumutambo wokupedzisira. Mumakwikwi emamita 800 akasununguka, akaputsa rekodhi reSouth America mumakwikwi ane nguva ye7:46.08, achiva wechishanu pakupedzisira. 