Ramba uchinyora ndima iyi - Akava mukwikwidzi wekutanga wenyika yake kuwana menduru paWorld Junior Championships muBarcelona, achitadza kuzadzisa chinangwa chake chekurova rekodhi yemakwikwi asi achiri kuhwina nemusiyano wehafu yechipiri mu44.85. Achibvuma kufambira mberi kwake nokukurumidza, akati: "kusvikira zvino vaAmerica bedzi vakapedza mumasekonzi asingasviki 44, ndinoda kuva wokutanga kubva kune imwe nzvimbo". Akakundwa neGrenada's Kirani James mumakwikwi ekupedzisira emamita mazana mana kumaOlympics a2012. Santos ndiye akazotevera kupedza mushure maJames, zvisinei, sezvo akamhanya mukati me0.01 yenguva yake yakanakisa kuti atore menduru yesirivheri yeOlympic isingatarisirwi. Yake yakanga iri menduru yechitatu yeDominican Republic, ichiuya maminitsi 45 bedzi pashure pokunge Felix Sánchez awana ndarama yake yechipiri yeOlympic. Chikwata chaGustavo Cuesta, Felix Sánchez, Joel Mejia naSantos chakaratidzika kunge chakarongedzerwa kumakwikwi ekupedzisira e4 × 400 m relay
, asi kuchinjaniswa kwechipiri kwebaton kwakanga kuri kunze kwenzvimbo yokuchinjanisa uye chikwata chakarambwa.