Oresa Napper-Williams (front in black) gathers with a group of New York City women mourning the loss of family members to gun violence at a Not Another Child support gathering in Crown Heights in Brooklyn, N.Y., in February 2018. Napper-Williams lost her son Andrell to a stray bullet on Aug. 7, 2016, and later became an expert on gun violence and proper interactions between police and survivors. Photo by Donna Ladd