Zack Stoner, left, pictured with two members of Good Brothers, a community group he was part of. Stoner was shot dead in Chicago in May. (Charles Preston)
Zack Stoner, left, pictured with two members of Good Brothers, a community group he was part of. Stoner was shot dead in Chicago in May. (Charles Preston)

With Zack Stoner’s killing, Chicago loses vital voice covering overlooked community