Every unit is holding a "stand down" to talk about extremism in the ranks. But the armed forces are still grappling with fundamental questions of how to define, identify and best deal with it.
A slew of arrests in the alleged plot to kidnap the governor of Michigan sends a message to other armed groups agitating for political violence: You are being watched.
"This effort to have a mass uprising nationally is something that we should be very concerned about because, again, it's not just a Michigan problem, this is an American problem," Dana Neseel said.
A months-long FBI investigation reportedly yielded a recording of one of the defendants saying, "The only good Muslim is a dead Muslim." The defense argued it was protected free speech.
One of the defendants in the case of the 2014 armed standoff at Bundy's Nevada ranch has filed a motion to delay the trial following Sunday's tragedy in Las Vegas.
Going on patrol along the U.S.-Mexico border with the Three Percent United Patriots — amped up and equipped with night vision goggles — felt like going to war, says journalist Shane Bauer.
An armed group has taken over a federal building in Oregon. Here's a primer on the "paradox" behind the situation, the court case that gave it a spark — and how the Oklahoma City bombing is involved.
The Department of Defense said it appreciates the "outpouring of support" but that the practice "could adversely impact our mission, and potentially create unintended security risks."