Sep
Jan 2015
Jan 2014
Jan 2013
0
0.5
1.0
1.5
Number of mass shootings per day, where there are four or more victims including the shooter
Sep
Jan 2015
Jan 2014
Jan 2013
0
0.5
1.0
1.5
Number of mass shootings per day, where there are four or more victims including the shooter
Sep
Jan 2015
Jan 2014
Jan 2013
0
0.5
1.0
1.5
Number of mass shootings per day, where there are four or more victims including the shooter
Sep
Jan 2015
Jan 2014
Jan 2013
0
0.5
1.0
1.5
Number of mass shootings per day, where there are four or more victims including the shooter