By Euronews
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An Air Canada Shanghai to Toronto flight had to make a stop in Calgary after several passengers were injured in extreme turbulence. Twenty-one
ADVERTISEMENTAn Air Canada Shanghai to Toronto flight had to make a stop in Calgary after several passengers were injured in extreme turbulence.
Twenty-one people needed hospital treatment out of 351 passengers and crew.
The incident is under investigation. No indication has been given as to what caused the turbulence.