<prompt> Umshayeli we-MiG-19 wabika ukuthi wabona indiza, kodwa akakwazanga ukwenza umehluko ongu-2 234 m 7,000 ft ekuphakameni. Lapho i-U-2 kaFrancis Gary Powers idutshulwa ngo-1960, enye i-MiG-19P eyayilandela nayo yashaywa yi-salvo ye-S-75 Dvina NATO: SA-2 Guideline imicibisholo, yabulala umshayeli uSergei Safronov.  <response>: ezimbili 