Mezue ahịrịokwu na-esonụ: Ka ọ na-erule afọ 2013, arụmọrụ kacha mma nke Klein na World Championships bịara na
2004, mgbe ọ kwụsịrị nke ise dịka onye otu ndị otu German 3000m relay team. Ihe kacha mma ọ mere na asọmpi egwuregwu ụwa bụ n'afọ 2009, mgbe ọ bịara nke iri na asaa na mita 1000. O ritekwara nrite ọla edo dịka onye otu ndị otu German na-agba ọsọ na 2010 European Championship.