Investigators have released their final report on the severe turbulence incident aboard Singapore Airlines flight SQ321, which resulted in one passenger's death and numerous injuries. The report addresses the causes of the disaster.

Two years after severe turbulence left one passenger dead and dozens injured on a Singapore Airlines (SIA) flight, investigators have released their final report, addressing major questions about what caused the disaster. Flight SQ321, travelling from London to Singapore, was diverted to Bangkok so passengers and crew could receive medical treatment. In the immediate aftermath, multiple analysts attributed the incident to clear-air turbulence – invisible pockets of air that can occur at high...