 Maina akapedza ari wechinomwe paWorld Indoor Championships muna 2003 uye ari wechina paWorld Athletics Final muna 2003. Muna 2004 akava Asian Indoor Champion yeBahrain mumamita 3000. Izvi zvakakonzera kukakavadzana sezvo, maererano nemitemo yeIAAF, akanga asingakwanisi kumhanyira nyika yake itsva kusvikira musi wa 16 March 2006. Pakupera kwemwaka akapedza ari wechina muWorld Athletics Finalkwegore rechipiri mumutsetse. Zvisinei, akanga asipo kubva pamusoro dzakawanda pamwero kusvikira mukupera 2006 paakakunda sirivha menduru panguva Asian Games. Vamwe vakahwina menduru kuBahrain vaisanganisira Yusuf Saad Kamel, Belal Mansoor Ali naTareq Mubarak Taher, avo vakaunzwawo kubva kuKenya. 