(X|Y|Z) (is|are) the cause of (A|B|C)
(Simplistic cause) is to blame for (tragedy) so (simplistc solution) should be enacted.
Fill in the blanks with what you'd like. Group A has one set, group B has another set, etc. It's the same template, again and again.
What is the prevention for violence? Global mind control. Everyone is a citizen of the new state. The injection is serum and nanochips will just take a moment.