Bulletproof backpacks, adding guards to schools, and active shooter drills are all forms of “security theater.” The phrase was coined by security expert Bruce Schneier to describe many of the ...

How active shooters are changing school ... Two thirds of schools in the US conduct active-shooter ... a private school in Florida began selling bulletproof panels for its students’ backpacks.

Thousands of Charlotte-Mecklenburg Schools teachers received Go Bags last week at the start of school. The bags, pictured here, say “More Prepared” on the yellow tag that accompanies them.

"I went to school in L.A. in the early '90s, and they did have metal detectors and they did search our bags for weapons," she recalls. But she doesn't remember ever having an active shooter drill.