Pedzisa mutsara unotevera: Joseph Hunter Armstrong (akaberekwa musi waJanuary 24, 2001) muzvinabhizimisi wokuAmerica. Mumitambo yeOlympics ya2020, akahwina menduru yegoridhe mumakwikwi e4x100 metres, kushambira kumashure mumakwikwi ekutanga, uye akapedza wechipfumbamwe mumakwikwi e4x100 metres.
Meter 100 kumashure.