Video: A Growing Terrorist Threat? Assessing "Homegrown" Extremism in the United States

FIVE events during the fall of 2009 thrust concerns over “homegrown” terrorism—or extremist violence perpetrated by U.S. legal residents and citizens—into public view. A new CSIS report examines these five cases, situating them within the context of recent U.S. efforts to address domestic radicalization.