1986, Northern Ireland. A British spy is found dead by a desolate country lane — murdered by the IRA. Decades later, his killing set in motion the largest murder investigation ever in Britain and provoked painful national soul-searching about what spies should be allowed to to while serving their countries.Join Hal and his guest, author and journalist Henry Hemming, to talk about Hemming's gripping new nonfiction spy thriller, FOUR SHOTS IN THE NIGHT: A True Story of Spies, Murder, and Justic...