In those incidents, over 400 have been wounded and over 200 have been killed.
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Below is a map showing every school shooting incident nationwide since 2010. Click on an incident to learn more about it.
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Source: Center for Homeland and Defense Security's K-12 School Shooting Database
On average, shootings at schools have been increasing since 2010, with the biggest jump occurring between 2017 and 2018 where incidents more than doubled.