Rubuta ci gaba don wannan sakin layi - Ya fito a matsayin babban jami'in shekara mai zuwa, ya dauki tagulla a cikin gajeren tseren a gasar zakarun duniya ta 1998 IAAF
da kuma taimakawa Kenya ta lashe lambar zinare. Ya kuma jagoranci Kenya zuwa nasarar kungiyar a Gasar Cin Kofin Duniya ta IAAF a Manaus a watan Afrilu. Shi ne dan wasa na hudu mafi sauri a duniya a wannan shekara a cikin tseren tsere. Ya kuma fara shiga gasar tseren hanya kuma ya lashe tseren BOclassic na kilomita 10 a ƙarshen shekara. Ya inganta zuwa matsayin lambar azurfa a gasar zakarun duniya ta 1999 ta IAAF, inda ya gama a bayan Paul Tergat don taimakawa Kenya ta ci nasara a jere. Ya wakilci kasarsa a kan hanya a gasar zakarun duniya ta 1999 a Seville, inda ya kasance na bakwai a cikin maza. Ya rufe lokacin sa na waƙa tare da kammala na biyar a 1999 IAAF Grand Prix Final.