@amazeifystore: The pilots pushed the rudder one way. The plane yawed the other. ✈️ Investigators traced Flight 427’s loss of control to a jam in the 737’s rudder power control unit. Thermal shock was considered the most likely trigger, but the exact sequence was never observed. How can a control system reverse like that? Follow for more aviation investigations. #Aviation #Flight427 #AviationHistory #AirSafety #NTSB #Boeing737 #AviationFacts Made with AITuber, the AI video generator: aituber.app