Nyorera kupfuurira kweiyi ndima - Pamusangano weDiamond League muParis musi wa6 Chikunguru 2012, Greene akamhanya wega wega we47.84 secs achipedza wechipiri kuna Javier Culson kuti aswedere padyo nerekodhi reBritish mumamita mazana mana. Greene akasarudzwa kuti ave kaputeni wechikwata cheGreat Britain chemitambo yeOlympics ye2012 London, semumwe wevanodiwa menduru. Mumutambo wokutanga wemamita mazana mana ane zvipingamupinyi Greene akakunda kupisa kwake mumasekondi 48.98, nguva yakakurumidza yemutambo. Mu semi-fainari Greene akamhanya zvishoma, achipedza ari wechina uye achingokodzera kuenda kumagumo semunhu anokurumidza kurasikirwa. Mumagumo Greene akapedza wechina shure 2004 Olympic shasha Félix Sánchez, kushamisika American Michael Tinsley uye Javier Culson, achimhanya zvishoma pane akanga ari semi-fainari. Pashure pomutambo Greene akabvuma kuodzwa mwoyo kukuru, uye akapomera kukanganiswa kwokurovedza kwake kwakakonzerwa nekukuvara kwebvi munguva yechando. Greene akamhanyawo mumakwikwi ekupedzisira e4 × 400 metres relay
, sezvo chikwata cheBritain chakapedza chiri chechina, masekondi 0.13 chete kubva pamenduru.