Pedzisa mutsara unotevera: Joseph Hunter Armstrong (akaberekwa musi waJanuary 24, 2001) muzvinabhizimisi wokuAmerica. Mumitambo yeOlympic yeZhizha ya2020, akahwina menduru yegoridhe mu
4x100 metres medley relay, kushambira kumusana mumatanho okutanga, uye akapedza ari wechipfumbamwe mumamita 100 kumashure.