Mezue ahịrịokwu na-esonụ: Izu abụọ tupu 1992 Summer Olympics amalite, ma Johnson ma onye nnọchianya ya butere nsí nri n'otu ụlọ oriri na ọṅụṅụ dị na Spain. Johnson tụfuru ma ibu ma ume. Ọ bụ ọkacha mmasị iji merie 200 m na-aga n'egwuregwu Olympic, mana ọ nweghị ike ime nke ọma karịa nke isii na okpomọkụ ya, ma ghara iru 200 m ikpeazụ site na 0.16 sekọnd. N'agbanyeghị nke ahụ, ọ nwere ike ịgba ọsọ dịka onye otu ndị otu 4 × 400 m, nke meriri
nrite ọlaedo ma setịpụ oge ndekọ ụwa ọhụrụ nke 2:55.74. Johnson gbara ọsọ ụkwụ ya n'oge 44.73.