Mezue ahịrịokwu na-esonụ: N'afọ 2009, tinyere ike ya, Duke malitere ịbanye n'egwuregwu egwuregwu egwuregwu. Ọ zọrọ asọmpi na F40 shot put na javelin na CP Sport Grand Prix na Nottingham na Czech Open. N'afọ 2010, na Nottingham Grand Prix, Duke sonyekwara na Berlin Open. Na Berlin, ọ gbara nke anọ na diski na agbapụ agbapụ na nke mbụ na javelin, na-eme ka ọ bụrụ onye kachasị mma nke 29.53m. N'afọ 2011, Duke nwetara ihe nrite ọla edo na javelin na IWAS World Junior Championships nke emere na Dubai, ma dekọọ ihe kachasị mma na javelin nke 33.38m na Czech Open. N'afọ 2011, Duke tozuru oke maka asọmpi
IPC Athletics World Championships na ndị nwoke F40 <unk> javelin. Ihe ọ tụrụ nke 32.64 mere ka o nweta ọla nchara.