Mezue ahịrịokwu na-esonụ: N'October 2007, Troop gbara ọsọ 2:10:31 na Berlin Marathon <unk> oge Olympic A-grade qualifying time. N'ọnwa Mee 2008, Troop bụ naanị onye a họpụtara maka ndị otu nwoke Australia na marathon maka 2008 Beijing Olympics. Troop kwuru na ọ chọrọ iṅomi ihe ndị Australian marathon akụkọ Robert de Castella na onye nkuzi ya Steve Moneghetti na-eme iji nweta ebe kachasị elu 10 na Olympic Games. N'ime
Na asọmpi marathon nke 2008 ọ gbara onye nke 60 n'oge 2:27:17.