Nyorai kupfuurira kweiyi ndima - Harmsworth akanga ari mukundi wemenduru pa 1987 European Athletics Indoor Championships
, akauya wechitatu mumamita mazana mana, uye akapedza ari wechishanu pa1987 IAAF World Indoor Championships, kwaaive nhamba yekutanga muEurope. Munyika yose, akanga ari shasha yeBritain yomukati yegore iroro. Akanga ari shasha yechiduku yeBritain muna 1980. Akagadzawo zvinyorwa zveBritish neCommonwealth mukati me4 × 400 m muna 1987, uye panze mu4 × 200 m muna 1988.