Uncover

Ian and Jo weigh all the evidence, and Didi returns a ring that went missing on July 8, 1965.

Medical records show one suspect had a "deep madness towards the world," while confidential documents rule out another theory.

Could the bomb have been placed by someone who wasn't on board? And what can we learn from the sister of a suspect?

Last moments from the cockpit and evidence of a fifth suspect.

Gambling, gunpowder, murder charges and insurance claims. Almost immediately police narrowed in on four suspects. Ian and Jo find out why.