Despite expert warnings, Facebook let the Boogaloo movement grow and become deadly
The Guardian reports: One hundred days before Dave Patrick Underwood was murdered on 29 May, a group of analysts who monitor online extremism concluded that an attack like the one that killed him was coming. An anti-government movement intent on killing law enforcement officers had been growing rapidly on social media, the analysts at the Network Contagion Research Institute warned. Building on the work of other analysts, the researchers had identified Facebook groups where thousands of members obsessed over the…