(NBC NEWS) LONDON — One of 500 passengers aboard an Airbus A380 bound for Los Angeles described Sunday the moment the superjumbo suffered a mid-flight engine explosion and was forced to land in a remote part of eastern Canada.

Enrique Guillen said Air France flight AF66 from Paris was passing over Greenland bound for California on Saturday when it was rocked by an uncontained engine failure — a rare emergency in which machinery and other parts break away from the plane at high velocity.

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