 There are also still a lot of unanswered questions over security failures this weekend in Pennsylvania. National security contributor Samantha Vinograd. In the aftermath of any high-profile or mass casualty event, there is always a concern by law enforcement and intelligence officials that retaliatory violence and copycat attacks may be in play. Conspiracy theories often have a nexus to retaliatory violence and or copycat attacks. So law enforcement and intelligence officials are deeply focused