Fight disinformation: Sign up for the free Mother Jones Daily newsletter and follow the news that matters.At the start of a slickly produced 19-minute YouTube video titled “How T.Rex Arms Got Started,” Lucas Botkin, the company’s 30-year-old founder, runs through an obstacle course. A guitar-­heavy soundtrack plays as Botkin, decked out in tactical gear and filtered through overwrought video effects, picks off targets with a variety of handguns and rifles. We briefly see the course from his eyes, first-person-shooter style. When the drums bang to a halt, the video cuts to an interview where...…Fight disinformation: Sign up for the free Mother Jones Daily newsletter and follow the news that matters.At the start of a slickly produced 19-minute YouTube video titled “How T.Rex Arms Got Started,” Lucas Botkin, the company’s 30-year-old founder, runs through an obstacle course. A guitar-­heavy soundtrack plays as Botkin, decked out in tactical gear and filtered through overwrought video effects, picks off targets with a variety of handguns and rifles. We briefly see the course from his eyes, first-person-shooter style. When the drums bang to a halt, the video cuts to an interview where...WW…

Mike Dunn, leader of the Last Sons of Liberty, a faction of the Boogaloo Bois, with members of the group on Nov. 21, 2020, in Richmond, Virginia.The Effort to Overturn the ElectionProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive as soon as they’re published.This story is part of an ongoing collaboration between ProPublica and FRONTLINE that includes an upcoming documentary.Hours after the attack on the Capitol ended, a group calling itself the Last Sons of Liberty posted a brief video to , that appeared to show members of the organization directly...…Mike Dunn, leader of the Last Sons of Liberty, a faction of the Boogaloo Bois, with members of the group on Nov. 21, 2020, in Richmond, Virginia.The Effort to Overturn the ElectionProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive as soon as they’re published.This story is part of an ongoing collaboration between ProPublica and FRONTLINE that includes an upcoming documentary.Hours after the attack on the Capitol ended, a group calling itself the Last Sons of Liberty posted a brief video to , that appeared to show members of the organization directly...WW…