98% of all mass school shootings occurred in “gun free” zones

And for that we can thank Joe Biden who wrote the first bill on not allowing schools to have guns many years ago.

“Research from the Crime Prevention Research Center shows that 98 percent of all public mass shootings that occurred between 1950 and July 10, 2016, happened in gun-free zones like Stoneman Douglas High School.”

Click on the link for full article on Conservative Tribune.