Thirteen-year-old Michael Day was shot and killed by a shotgun on the evening of May 26, 2014, in the Edison Neighborhood of Kalamazoo, Michigan. Authorities described the killing as part of a cycle of retaliatory gang violence that had affected the area and prompted a rapid investigative response.

Within a week of the shooting, a 15-year-old was taken into custody and charged as an adult. Two more suspects, identified as 18-year-old Rashid Perez and 23-year-old Octavius Snell, were later arrested and charged with open murder, conspiracy to commit murder, and felony firearm possession.

What else can readers add about Michael’s life in the Edison Neighborhood or about leads that might still be worth revisiting?