Extremist cops: how US law enforcement is failing to police itself

For decades, anti-government and white supremacist groups have been attempting to recruit police officers – and the authorities themselves aren’t even certain about the scale of the problem. By Maddy Crowell and Sylvia Varnham O’Regan. Help support our independent journalism at <a href="https://www.theguardian.com/longreadpod">theguardian.com/longreadpod</a>