The School Shootings That Weren't

How many times per year does a gun go off in an American school?
We should know. But we don't.
This spring the U.S. Education Department reported that in the 2015-2016 school year, "nearly 240 schools ... reported at least 1 incident involving a school-related shooting." The number is far higher than most other estimates.
But NPR reached out to every one of those schools repeatedly over the course of three months and found that more than two-thirds of these reported incidents never happened...
...
At least 53 new school safety laws were passed in states in 2018. Districts are spending millions of dollars to "harden" schools with new security measures and equipment. A blue-ribbon federal school safety commission led by Education Secretary Betsy DeVos is holding public events around the country, including one in Alabama Tuesday. Children are spending class time on active-shooter drills and their parents are buying bulletproof backpacks.
Our reporting highlights just how difficult it can be to track school-related shootings and how researchers, educators and policymakers are hindered by a lack of data on gun violence.