An analysis of recent school shootings suggests a way to make them less likely: Mandatory background checks.
States that required background checks for gun buyers were about half as likely to experience a school shooting compared with states with no such requirement, a new study reports. In addition, the handful of states that forced people to submit to background checks before purchasing ammunition had dramatically lower odds of a school shooting.
The findings are based on an examination of 154 school shootings that occurred in the United States between Jan. 1, 2013, and Dec. 31, 2015. The