Since the Feb. 14 school shooting in Florida, parents across the nation have been in a tough position — discussing gun safety with their children.

The threat of gun violence in schools has become a painful reality for millions of parents, whether they're directly affected by recent school shootings or merely facing the possibility that their children could be in danger simply by showing up to class.

Tanai Benard, an educator from Texas, decided it was time to have an honest conversation with her fifth-grade son to find out what he knew, and didn't know, about school shooting drills designed to keep students safe.