Diogenes Archangel-Ortiz, 49, carried a pistol and zip ties into the intensive care unit at UPMC Memorial Hospital in ...

The man who authorities say entered a Pennsylvania hospital with zip ties and a pistol over the weekend had recent contact ...

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

A gunman took hostages inside a Pennsylvania hospital, fatally shooting a police officer before he was killed by police, ...

Three staffers at UPMC Memorial Hospital, including a doctor, a nurse and a custodian, and two other officers were shot and ...

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

A West York Borough police officer and a gunman were killed a shooting Saturday morning that injured multiple staffers at ...