Nyorai kupfuurira kweiyi ndima - Musi waJuly 29, Johnson akabata nyore nyore zita reOlympic pamamita 400 nenguva yeOlympic yekurekodha yemasekondi 43.49, masekondi 0.92 pamberi pemukundi wesirivha Roger Black weGreat Britain. Mumakwikwi ekupedzisira emamita mazana maviri musi waAugust 1, Johnson akamhanya mamita zana ekutanga mumasekondi 10.12 uye akapedza nhangemutange munguva yepasi rose yemasekondi 19.32, achiputsa neanopfuura zvikamu zvitatu kubva pagumi zvechipiri rekodhi yaakange ambogadza muUS Olympic Trials, munzira imwechete mwedzi wapfuura - kuvandudzwa kukuru kwakamboitika pane rekodhi yepasi rose yemamita mazana maviri. Vamwe vatsinhiri vakaenzanisa kuita kwacho nokurova rekodhi kwaBob Beamon pakusvetuka marefu paMitambo yeOlympic yeZhizha ya1968 muMexico City. Munguva yemakwikwi aya, Johnson akatambura musana mutsoka yake, izvo zvakamutadzisa kuhwina menduru yake yechitatu yegoridhe yemitambo yeOlympic mumakwikwi e4 × 400 m
sezvo Team USA yakaenderera mberi kukunda menduru yegoridhe kunyange pasina iye.