...forks and spoons for making people fat. Ban tires because they allow cars to roll and kill people. Ban candy for rotting kids teeth and ban alcohol to stop drunk drivers. The list goes on and on. It's not the weapon, it's the mentality. Until we learn to recognize the bizarre behavior of mass shooters, they will always elude society and snap at their whim, causing total chaos. There have been documented mental cases with mass killing behavior for centuries, there is nothing new to stop it. Banning any particular type of weapon certainly won't change anything.