Watch: Fox News Wonders Why Armed Citizens Don't Stop Mass Shootings

Picking up on our deep investigation into mass shootings, Fox News this week struggled to grok why arming "the good guys" to stop massacres is actually just a big NRA fantasySenior editor Mark Follman sat down with the network to explain our investigative findings. (Shocker: Fox's report conveniently ignores key details of shootings it cites from Colorado and Nevada; recently we exposed the same deceptive tactic by others using these same cases.) Watch: