Fake blood and gunfire? A California lawmaker wants to create rules for shooter drills

At a Fresno County elementary school, a masked man with a fake gun carried out an active-shooter drill without most of the teachers and parents being informed ahead of time. At San Marino High School, police officers planned to fire blanks to mimic the sound of gunfire, but the drill was ultimately canceled over concerns of traumatizing students. More recently, a principal at a San Gabriel elementary school was placed on a leave of absence after allegedly using her fingers to mime holding a gun and pretending to shoot kids, telling them, "Boom. The rise in active-shooter drills at American schools has coincided with the growing phenomenon of mass shootings in the U.S., as well as media coverage focused on school massacres including Columbine, Sandy Hook and Uvalde. These drills have taken place at 95% of U.S. public schools as of the 2015-16 school year, according to the Education Department's National Center for Education statistics.