<prompt> Qedela umusho olandelayo: U-Otis Crandall Davis owazalwa ngoJulayi 12, 1932 ungumdlali wezemidlalo waseMelika, owawina izindondo ezimbili zegolide ngokushaya amarekhodi kokubili kumamitha angama-400 kanye  <response>: Umjaho we-4 × 400 m kuma-Olympics asehlobo ka-1960. UDavis wabeka irekhodi elisha lomhlaba ngemizuzwana engu-44,9 emncintiswaneni wamamitha angu-400, futhi waba umuntu wokuqala ukwephula umgoqo wemizuzwana engu-45. 