Dee ihe na-esote paragraf a - N'afọ 2007, o nweghị ike ịgba ọsọ nke abụọ n'okpuru 24 ma ọ bụ n'okpuru 52. Ọ erughị eru iru asọmpi ikpeazụ na 2007 World Championships, mana meriri ihe nrite ọla edo na 2007 Summer Universiade. Ọ ruru ọkara-ikpeazụ nke mita 400 na 2008 World Indoor Championships, na 2008 Olympics ọ ruru ọkara-ikpeazụ nke mita 200, a chụpụrụ ya na 4 x 100 mita relay
, ma ghara iru ngwụcha na 4 x 400 mita relay.