Caught in a Jam

S16, E8: Descending through thick clouds on their final approach to Palmerston North Airport, a commuter turboprop slams onto a remote hill. Rescuers struggle to locate the crash site while the lives of freezing survivors hang in the balance. Miraculously, 17 of the 21 victims make it out alive. Now it's up to investigators to figure out why the disaster happened in the first place. Through gripping re-enactments and witness accounts, we detail the final moments of Ansett New Zealand Flight 703 and the tragic but preventable causes for the accident.