Fatalities and Injuries from Mass Shootings in the U.S.
Showing total fatalities and injuries by year, annotations describe notable mass shootings in a given year
Sources:
Mother Jones and Associated Press. Show details 
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Mother Jones (motherjones.com)
Public mass shootings defined as a lone shooter who took the lives of at least four people in a public place. If the shooter died he is not included in the count. Crimes primarily related to gang activity, armed robbery, or domestic violence in homes are not included.
Data Sets:
    US Mass Shootings, 1982-2016: Data From Mother Jones' Investigation (motherjones.com).
    As of June 12, 2016.
    This dataset originally covered 1982-2012 and has since been expanded through 2016. For more context and analysis, see our Guide to Mass Shootings in America.
Associated Press (ap.org)
The Associated Press (AP) is an American multinational nonprofit news agency headquartered in New York City and operated as a cooperative, unincorporated association.
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