1 9 9 2 ; ▁and ▁Des ai ▁Williams , ▁Johnson ' s ▁coun tr yman ▁who ▁won ▁a ▁bronze ▁medal ▁in ▁the ▁ 4 ▁× ▁ 1 0 0 ▁metres ▁relay ▁at ▁the ▁Los ▁Angeles ▁Games ▁in ▁ 1 9 8 4 . ▁▁ ▁Johnson ' s ▁coach , ▁Charlie ▁Francis , ▁a ▁vocal ▁critic ▁of ▁the ▁IO C ▁testing ▁procedures , ▁is ▁the ▁author ▁of ▁Speed ▁T rap , ▁which ▁features ▁Johnson ▁heavily . ▁In ▁the ▁book , ▁he ▁freely ▁adm its ▁that ▁his ▁athlet es ▁were ▁taking ▁an abol ic ▁ster oid s , ▁as ▁he ▁claims ▁all ▁top ▁athlet es ▁at ▁the ▁time ▁were , ▁and ▁also ▁claims ▁that ▁Johnson ▁could ▁not ▁possibly ▁have ▁tested ▁positive ▁for ▁that ▁particular ▁ster oid ▁since ▁Johnson ▁actually ▁preferred ▁fur az abol . ▁He ▁thought ▁st ano z ol ol ▁made ▁his ▁body ▁" fe el ▁tight ". ▁The ▁numerous ▁athlet es ▁using ▁performance - en han cing ▁dru gs ▁at ▁the ▁time ▁understood ▁how ▁long ▁before ▁a ▁race , ▁and ▁possible ▁drug ▁test , ▁they ▁should ▁stop ▁using ▁the ▁dru gs . ▁Johnson ▁later ▁claimed ▁that ▁André ▁A . ▁Jackson , ▁Lewis ' ▁Santa ▁Mon ica ▁Track ▁Club ▁team mate , ▁who ▁was ▁inside ▁the ▁drug ▁testing ▁room ▁in ▁Se oul , ▁may ▁have ▁placed ▁the ▁st ano z ol ol ▁in ▁one ▁of ▁the ▁be ers ▁Johnson ▁d rank ▁in ▁order ▁to ▁make ▁ur ine ▁for ▁his ▁test . ▁ ▁On ▁ 2 8 ▁September ▁ 2 0 1 8 ,