Kammala jumla mai zuwa: Joseph Hunter Armstrong (an haife shi a ranar 24 ga Janairu, 2001) dan wasan Amurka ne. A Wasannin Olympics na 2020, ya lashe lambar zinare a tseren mita 4x100, yana yin iyo a baya a cikin prelims, kuma ya gama na tara a
100 mita a baya.