The enhanced threat posed by active shooters and the swiftness with which active shooter incidents unfold support the importance of preparation by law enforcement officers and citizens alike.<ref name="fbi_report">[https://www.fbi.gov/file-repository/active-shooter-incidents-us-2016-2017.pdf Active Shooter Incidents in the United States in 2016 and 2017], ''report'', US Dept. of Justice, Federal Bureau of Investigation (.pdf)</ref></blockquote> | The enhanced threat posed by active shooters and the swiftness with which active shooter incidents unfold support the importance of preparation by law enforcement officers and citizens alike.<ref name="fbi_report">[https://www.fbi.gov/file-repository/active-shooter-incidents-us-2016-2017.pdf Active Shooter Incidents in the United States in 2016 and 2017], ''report'', US Dept. of Justice, Federal Bureau of Investigation (.pdf)</ref></blockquote> |