Gang Data

% of gun homicides that are “gang related”

33% (Boston): Braga, A. A., Kennedy, D. M., Waring, E. J., & Piehl, A. M. (2001). Problem-oriented policing, deterrence, and youth violence: An evaluation of Boston’s Operation Ceasefire. Journal of Research in Crime and Delinquency, 38(3), 195–225.

members of youth gangs or recurring street groups/networks, even if the immediate motive was not an explicit gang rivalry issue

50% (Los Angeles): Klein, M. W., & Maxson, C. L. (2006). Street Gang Patterns and Policies. New York: Oxford University Press.Klein, M. W., & Maxson, C. L. (2006). Street Gang Patterns and Policies. New York: Oxford University Press.

connected to gang activity such as rivalry, retaliation, turf conflict, status disputes, or was committed to benefit the gang