ises ▁in ▁the ▁ 4 0 0 ▁metres , ▁who ▁was ▁b anned ▁for ▁two ▁years ▁for ▁do ping . ▁ ▁Career ▁He ▁started ▁out ▁as ▁an ▁ 8 0 0 ▁metres ▁runner . ▁He ▁placed ▁sixth ▁in ▁that ▁event ▁at ▁the ▁ 2 0 1 0 ▁Asian ▁Ind oor ▁Athletics ▁Championships , ▁held ▁in ▁Te h ran , ▁and ▁anch ored ▁the ▁ 4 × 4 0 0 ▁metres ▁relay ▁team ▁to ▁the ▁gold ▁medal ▁( his ▁first ▁international ▁pod ium ▁finish ). ▁ ▁He ▁was ▁b anned ▁from ▁competition ▁for ▁two ▁years ▁from ▁June ▁ 2 0 1 1 ▁to ▁ 2 0 1 3 ▁after ▁a ▁positive ▁do ping ▁test ▁for ▁the ▁b anned ▁ster oid ▁m eth and ien one . ▁ ▁He ▁returned ▁to ▁action ▁in ▁ 2 0 1 3 ▁as ▁a ▁s print ▁special ist ▁and ▁immediately ▁after ▁the ▁exp iry ▁of ▁his ▁do ping ▁ban ▁he ▁helped ▁break ▁the ▁Iran ian ▁record ▁of ▁ 3 9 . 6 9 ▁seconds ▁for ▁the ▁ 4 × 1 0 0 ▁metres ▁relay , ▁running ▁alongside ▁Re za ▁G has emi , ▁Ali ▁Re za ▁Hab ib i , ▁and ▁Hass an ▁T aft ian . ▁At ▁the ▁ 2 0 1 4 ▁Asian ▁Ind oor ▁Athletics ▁Championships , ▁he ▁won ▁the ▁individual ▁ 4 0 0 ▁metres ▁gold ▁medal ▁after ▁setting ▁a ▁personal ▁best ▁of ▁ 4 7 . 6 2 ▁seconds ▁to ▁win ▁at ▁the ▁Iran ian ▁Championships . ▁ ▁See ▁also ▁List ▁of ▁do ping