Aaron Davis was 19 when he was shot and killed in Chicago on August 5, 2007. His death occurred during a year of elevated gun violence that hit many of the city’s most vulnerable neighborhoods, especially on the South and West sides.

Public health data from the Illinois Violent Death Reporting System highlighted stark differences in homicide risk between neighborhoods, and Aaron is remembered as one of many young men exposed to that lethal environment.

If anyone knew Aaron Davis, his neighborhood, or has information about the shooting on August 5, 2007, please share what you know.