When an aircraft's engines fail during its approach to Heathrow, the captain's quick thinking enables the flight to avoid nearby buildings. The craft crashes just short of the runway and all aboard miraculously survive. But what caused the engine failure in the first place - could Sherlock Holmes theories lend a hand to investigators?

The remarkable story of the New York flight which crash landed in the middle of the city, having struck a flock of birds on take-off.