Nyora kuenderera mberi kweiyi ndima - Muna Kukadzi 2015, Derrick akakunda yake yechitatu yakateedzana US Senior Men 12,000 metres USA Cross Country Championships mu36:18, muBoulder, Colorado, kuti akwanise kuenda ku2015 IAAF World Cross Country Championships
muGuiyang, China, uko akaiswa panzvimbo yechi24.