Mezue ahịrịokwu na-esonụ: A maara Williams nke ọma maka mmeri ọlaọcha na mita 200 na 2001 World Championships. N'afọ 2001 a kpọrọ ya onye egwuregwu Jamaica nke afọ. Williams gbara asọmpi n'egwuregwu Olympic ugboro atọ, n'afọ 2000, 2004 na 2008, wee ruo ọkara-ikpeazụ nke 200m n'oge niile. Ọ nọ n'ụgbọelu meriri ọla nchara
4 x 400 mita relay team na 2000 Olympics. Ọ gbara onye nke asaa na 200m ikpeazụ na 2007 World Championships.