This is not normal.
Someday, future Americans will look back on this era of school shootings in bafflement and disbelief—not only over the fact that it happened, but over how long it took us to enact significant legislation to try to stop it.
Five people die from vaping, and the government talks about banning vaping devices. Hundreds of American children have been shot to death in their classrooms, sometimes a dozen or so at a time, and the government has done practically nothing. It's unconscionable.