U.S. school shootings since Sandy Hook

There have been 17 school shootings since the attack at Sandy Hook Elementary School in Newtown, Connecticut in December 2012, according to a CNN analysis. These were situations similar to the violence in Newtown -- a minor or adult actively shooting inside or near a school. It does not include other incidents involving personal arguments, accidents and alleged gang activities and drug deals. Click on the markers on the map below to learn more about the shootings.

* Injury or fatality count includes the shooter, either from a self-inflicted wound or killed by police.