Pedzisa mutsara unotevera: Pamitambo yeOlympic yeZhizha ya2008 muBeijing, kuChina, Grevers akahwina menduru mbiri dzendarama nokushambira mumatanho okutanga e4×100-metre freestyle relay uye
4×100-metre medley relay (kushambira gumbo rekumashure) sezvo maAmerican akaenderera mberi kuhwina magumo mumitambo iyoyo uye menduru dzinopihwa vatori vechikamu chero padanho munzira. Grevers akawanawo menduru yesirivha yomunhu oga mumamita 100 kumusana munguva ye53.11-yechipiri, 0.57 yechipiri shure kwemukundi, nyika rekodhi akabata Aaron Peirsol.