Dee ihe ọzọ maka paragraf a - Grigson sonyere na 1996 Summer Olympics na Atlanta na-abịa 15th na ụmụ nwanyị Cross-mba
ihe omume. Ọ sonyekwara n'asọmpi Cross-country ụmụ nwanyị na 2000 Summer Olympics na Sydney ebe ọ bịara nke isii.