Overview: When 440 passengers boarded Qantas Flight 32 bound for Sydney last November, they had every reason to feel confident. They were flying an airline boasting a unique safety record, on the world's newest, most sophisticated civilian aircraft, powered by prestigious Rolls Royce engines, famous for their reliability. But six minutes into the flight all that would change, when an explosion sent pieces of searing hot metal shooting out of the engine faster than the speed of sound. Four Corners tells the compelling story of the frightening hours that followed.