Hong Kong aviation investigators say an engine problem that caused Cathay Pacific to ground its entire fleet of Airbus A350 jets for inspection earlier this month could have escalated into “extensive damage.

A probe by Hong Kong's aviation authority found a ruptured fuel hose caused a mid-flight fire on a Cathay Pacific operated Airbus A350 plane this month. The aircraft was en-route to Zurich with 348 passengers and crew aboard when the fire was discovered,

The engine defect in the Airbus A350 plane that led to the cancellation of dozens of Cathay Pacific flights in early September could have escalated