Whakaotihia te rerenga e whai ake nei: E rua nga wa i rere ia i te New York City Marathon (1991 me te 1993) me te Boston Marathon i te 1992, engari kaore i eke ki runga. Ko tana hawhe marathon pai rawa atu o te 60:42 i tutuki i te whakataetae Stramilano i te tau 1993, i reira ia i eke ki te tuarua, i reira ko tana marathon pai rawa atu o te 2:11:01 haora i tutuki i te tuatoru o nga waahi i te 1994 Paris Marathon. Ko tōna tūranga tuaono i te
Ko te 1994 IAAF World Half Marathon Championships i kawe mai i a ia he koura roopu me ona hoa whenua a Godfrey Kiprotich me Shem Kororia. I te mutunga o tana mahi i uru ia ki nga whakataetae o te waahanga rangatira i muri i te whakatenatena ki a Shawn me Eddy Hellebuyck.