Diogenes Archangel-Ortiz stormed the Pennsylvania hospital while being armed with zip ties and a revolve, killing one officer ...

The gunman who held intensive care unit staff hostage at UPMC Memorial Hospital in Pennsylvania before killing a police ...

A gunman who held medical staff hostage before killing a police officer and wounding five others at a hospital in ...

The officer killed while responding to a shooting and hostage situation at a Pennsylvania hospital on Saturday had celebrated ...

One officer was killed and at least five others were were shot in a hostage situation at a hospital in York County, ...

Injured, 2 Dead in Pennsylvania Hospital Shooting, UPMC Memorial Hospital, Diogenes Archangel-Ortiz, Andrew Duarte ...

Investigators are trying to determine why a man targeted a Pennsylvania hospital, taking workers inside the intensive care ...

A man who took hostages in a Pennsylvania hospital during a shooting that killed a police officer and wounded five other ...

A gunman took hostages at UPMC Memorial Hospital in York, Pennsylvania, resulting in the death of Officer Andrew Duarte and ...

Authorities said the suspect held hospital workers hostage, opened fire and shot people including a doctor, a nurse, a ...

Authorities say a gunman entered a Pennsylvania hospital’s intensive care unit and took staff members hostage before he was ...

A mass shooting at UPMC Memorial Center has left the gunman and a police officer killed and multiple hospital staff injured.