Tuhia he tomokanga mō tēnei whārangi - I tana putanga anake o te Opepeka, ka mutu a Diagana i te tuawha o nga tohu i te whakamutunga o te 400 mita hurdles o te 1992 Olympics i Barcelona. I taua Olympics, ko tana kapa 4 x 400 mita relay
i whakakorea i roto i te wera.