Everyone paying attention knows now that the Parkland massacre by a severely troubled and dangerous young man was the result of a failure of a host of government institutions. The FBI received several specific warnings and ignored them. The Broward County sheriff's department also ignored countless notifications, as did the local police. Much of the inefficiency was probably due to sheer incompetence, people not doing the jobs they were meant to do. But much was the result of a truly ridiculous program invented by the Obama administration, the Promise policy. Jack Cashill has written about this in depth, as the...