<prompt> Otis Crandall Davis akaberekwa musi wa12 Chikunguru 1932 aimbova mutambi wemuAmerica, akahwina menduru mbiri dzegoridhe nekurova rekodhi mumamita mazana mana nemakumi mana emamita.  <response>: pamitambo yeOlympic yomuzhizha ya1960. Davis akaisa chinyorwa chitsva chenyika chemasekonzi 44,9 mumutambo wemamita 400, uye akava munhu wokutanga kuputsa chipingamupinyi chemasekonzi 45. 