articleThe Brief A 16-year-old was arrested in Decatur for a July shooting that killed 13-year-old Demarcus Shirley and 45-year-old Chauncey Newman. The suspect faces 17 felony charges, including two counts of malice murder following a midnight raid on a home. A teen suspect faces 17 felony charges after being arrested Tuesday in DeKalb County following a July 2 shooting that killed two people, including a 13-year-old. The attack killed 13-year-old Demarcus Shirley and 45-year-old Chauncey Newman while several young boys were inside for a sleepover. What we don't know:Authorities have not named the 16-year-old suspect due to his age.