In 1961, UN Secretary-General Dag Hammarskjöld's plane was shot down as he flew over the Congo. Dag Hammarskjöld was called ‘the greatest statesman of our century’ by John F. Kennedy, but he was found dead with an Ace of Spades mysteriously placed on his body. In this episode, Dan was joined by award-winning investigative journalist, Ravi Somaiya, who takes him into the depths of this event and the remarkable consequences across the globe.