Five were people were injured during this extreme turbulence on board an American Airlines flight from South Korea to Texas on December 15. In a statement, American Airlines said about the crash:
Medical personnel have been able to evaluate all passengers and crew members asking for medical attention. Four passengers and one crew member have been transported to local hospitals for further observation and treatment. None of the injuries are life-threatening.
The flight had to be diverted to Tokyo so that the injured could be treated.
This is why you wear your seatbelt on board planes people!