▁Championships ▁and ▁ 1 9 8 8 ▁Summer ▁Olympics ▁after ▁being ▁dis qual ified ▁for ▁do ping . ▁ ▁Biography ▁ ▁Career ▁background ▁ ▁Benjamin ▁Johnson ▁was ▁born ▁in ▁Fal mouth , ▁J ama ica , ▁and ▁imm igr ated ▁to ▁Canada ▁in ▁ 1 9 7 6 , ▁res iding ▁in ▁Sc ar borough , ▁Ontario . ▁ ▁Johnson ▁met ▁coach ▁Charlie ▁Francis ▁and ▁joined ▁the ▁Sc ar borough ▁Opt im ists ▁track ▁and ▁field ▁club , ▁training ▁at ▁York ▁University . ▁Francis ▁was ▁a ▁Canadian ▁ 1 0 0 ▁metres ▁s print ▁champion ▁himself ▁( 1 9 7 0 , ▁ 1 9 7 1 ▁and ▁ 1 9 7 3 ) ▁and ▁a ▁member ▁of ▁the ▁Canadian ▁team ▁for ▁the ▁ 1 9 7 2 ▁Summer ▁Olympics ▁in ▁Mun ich . ▁Francis ▁was ▁also ▁Canada ' s ▁national ▁s print ▁coach ▁for ▁nine ▁years . ▁ ▁Johnson ' s ▁first ▁international ▁success ▁came ▁when ▁he ▁won ▁ 2 ▁silver ▁med als ▁at ▁the ▁ 1 9 8 2 ▁Commonwealth ▁Games ▁in ▁Br is b ane , ▁Australia . ▁He ▁finished ▁behind ▁All an ▁Well s ▁of ▁Scotland ▁in ▁the ▁ 1 0 0 ▁metres ▁with ▁a ▁time ▁of ▁ 1 0 . 0 5 ▁seconds ▁and ▁was ▁a ▁member ▁of ▁the ▁Canadian ▁ 4 ▁× ▁ 1 0 0 ▁metres ▁relay ▁team ▁which ▁finished ▁behind ▁Niger ia . ▁This ▁success ▁was ▁not ▁repeated ▁at ▁the ▁ 1 9 8 3 ▁World ▁Championships ▁in ▁Hels ink i , ▁where ▁he ▁was