Workers at a Pennsylvania hospital who were injured during a shooting that left the gunman and a police officer dead were reported “medically stable” Sunday as the hospital remained closed to

Authorities described the shooting of a gunman who opened fire at a Pennsylvania hospital as “absolutely justified, beyond any and all doubt.”

A police officer was killed Saturday after responding to a shooting at UPMC Memorial Hospital just outside of Harrisburg, Pennsylvania, where the suspected gunman also was killed, according to state police.