Tuhia he tomokanga mō tēnei wāhanga - Ko Karoki te tuarua i te 2015 IAAF World Cross Country Championships
kei muri i te tangata whenua a Geoffrey Kipsang i muri i tana arahi i te nuinga o te whakataetae. I tohu ia i a Kenya i te 10,000 m i te 2015 World Championships i Athletics a ka ngaro noa i te mētara i te tuawha o nga waahi. I tae mai nga mētara i te 2016 IAAF World Half Marathon Championships, i reira i eke ai ia ki te taha o Geoffrey Kipsang Kamworor me te tohatoha i te taitara roopu.