PBS specials focus on gun violence

PBS turns its lens on gun violence in America in the wake of the Newtown shootings with a week-long focus on guns. The show After Newtown: Guns in America traces the evolution of firearms and their link to violence and national identity, followed by FRONTLINE’s Raising Adam Lanza, will run at 8 and 9 p.m. ,Tuesday, Feb. 19 on KUAC TV.