Pennsylvania, police and shooting

Days before a hostage situation turned deadly, a physician assistant says he spoke to the man who killed a police officer and wounded staff at a Pennsylvania hospital and told him his loved one had ...
A gunman who held medical staff hostage before killing a police officer and wounding five others at a hospital in ...
An active shooter incident at a Pennsylvania hospital is under investigation. NBC News affiliate WGAL reports police responded to the incident at UPMC Memorial Hospital in York County on Saturday ...