Pedzisa mutsara unotevera: Muna October 2007, Troop akamhanya 2:10:31 paBerlin Marathon <unk> nguva yeOlympic A-grade qualifying. Muna Chivabvu 2008, Troop ndiye chete akasarudzwa kuchikwata chevarume veAustralia mumarathon ye2008 Beijing Olimpiki. VaTroop vakati vaida kutevedzera zvaiitwa naRobert de Castella uye nomurairidzi wake Steve Moneghetti pakuva pakati pevanhu gumi vakakurumbira pamitambo yeOlympic. Mu
Mujaho wemuOlympic marathon wa2008 akapedza ari wechi60 nenguva ya2:27:17.