No, there have not been 18 school shootings so far in 2018
http://www.washingtonexaminer.com/no-there-have-not-been-18-school-shootings-so-far-in-2018/article/2649183
...this is a MUST READ for any and all interested in how the Fake News folks are trying to have a detrimental influence on logical thinking based on facts rather than emotion based on lies.
More articles same subject
https://www.google.com/search?source=hp&ei=8RWJWr7uI4a0zQKPj5ygDQ&q=No%2C+there+have+not+been+18+school+shootings+so+far+in+2018&oq=No%2C+there+have+not+been+18+school+shootings+so+far+in+2018&gs_l=psy-ab.12...4491.4491.0.10667.1.1.0.0.0.0.190.190.0j1.1.0....0...1..64.psy-ab..0.0.0....0.jv8IQ2tocb0
Liberals are like a "Slinky". Totally useless, but somehow ya can't help but smile when you see one tumble down a flight of stairs!