A video doing the rounds on Facebook supposedly shows the inside of the Singapore Airlines plane that was travelling from London to Singapore when it was hit by severe turbulence on 21 May. It shows a passenger’s viewpoint as the plane is suddenly violently rocked, sending a member of the cabin crew crashing into the ceiling. Refreshments and personal belongings are also thrown into the air, and luggage falls from the overhead lockers, hitting the screaming passengers. Social media users are sharing the video with captions linking it to the Singapore Airlines incident, which left a 73-year-old…