Hours after the attack on the Capitol ended, a group calling itself the Last Sons of Liberty posted a brief video to Parler, the social media platform, that appeared to show members of the organization directly participating in the uprising. Footage showed someone with a shaky smartphone charging past the metal barricades surrounding the building. Other clips show rioters physically battling with baton-wielding police on the white marble steps just outside the Capitol.

Before Parler went offline — its operations halted at least temporarily when Amazon refused to continue to host the network — the Last Sons posted numerous statements indicating that group members had joined the mob that swarmed the Capitol and had no regrets about the chaos and violence that unfolded on Jan. 6. The Last Sons also did some quick math: The government had suffered only one fatality, U.S. Capitol Police Officer Brian Sicknick, 42, who was reportedly bludgeoned in the head with a fire extinguisher. But the rioters had lost four people, including Ashli Babbitt, the 35-year-old Air Force veteran who was shot by an officer as she tried to storm the building.

Read more at ProPublica.