Dr. Eugenia South, Assistant Professor at the Penn Department of Emergency Medicine, discusses a recent study linking blight with neighborhood violence. Helen Urbinas, columnist for the Daily News, wonders if the national outrage sparked by a mass shooting in Parkland, Florida will trickle down to cities. Pittsburgh suburbanites are grappling with the fracking industry moving into their backyards. The Barnes Foundation hosts an exhibit on restorative justice. Howard Shapiro provides a review of Simon’s Stephens’ version of “A Doll’s House” at Arden Theatre Company.