 Nyorai mberi kweiyi ndima - Mushure mokunge basa rake rokugadzirira rapera, Peterson akaramba achikwikwidza pamwero wenyika dzakawanda nokubudirira kukuru. Pamakwikwi eOlympic eMunich muna 1972, Peterson akahwina menduru yegoridhe muchikamu chemakirogiramu 90. Akatevera izvozvo neBronze pa73 World ChampionshipsmuTehran neGold muMexico City vakagamuchira Mitambo yePan American ya1975. Pa1976 Montreal Olimpiki, Peterson aizodzoka zvakare kune podium neSirivha mu90 kg uremu kirasi. pakupera kweMontreal Olimpiki mitambo, Peterson aizoenda pamudyandigere wekukwikwidza kutarisana nekudzidzisa. 