Most folks these days have never heard of Dag Hammarskjöld, but in his time he was a global mover and shaker. As the son of the Swedish Prime Minister, he grew up in halls of power, teaching at a prestigious university, running a bank and, eventually, heading the newly-formed United Nations. Yet his stellar career was cut short by a tragic plane crash while on a secret mission to stop a war. And, more than 60 years later, Ben, Matt and Noel are increasingly certain he was murdered. Was this death an unfortunate plane crash -- or a genuine assassination? Tune in to learn more.