The bombing at Atlanta’s Centennial Park wasn’t the first terror attack on U.S. soil, but it changed how investigators and experts viewed domestic terrorism and the threat Americans posed to their own country. We speak with former U.S. intelligence and counterterrorism official Malcolm Nance. He now serves as the executive director of the Terror Asymmetrics Project on Strategy, Tactics & Radical Ideology, and authored “The Terrorism Recognition Handbook.” We also talk to Anthony Lemieux,