First off, sincere condolences to all fo the people affected directly by the incredibly dangerous actions of the gunman who wanted to take matters into his own hands by driving a few hundred miles and firing a gun in the pizza restaurant in DC that was at the center of allegations online of running a crime ring against minors.
If it hadn't been the rash of 'fake news' (though many are debating who is declaring what true or false still, and how will we know 'for sure' what's what), the person, a man in this case, likely would have hurt someone due to his perceptions and taking severe actions