The 49-year-old man who killed a police officer and injured five others in a shooting at UPMC Memorial on Saturday morning ...

Diogenes Archangel-Ortiz died of multiple gunshot wounds, the coroner said. His manner of death was ruled a homicide, in that ...

A funeral service will be held later this week for a Pennsylvania police officer shot and killed while responding to a ...

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

An autopsy concluded his death was caused by being shot in the torso on Saturday inside UPMC Memorial Hospital in York.

Diogenes Archangel-Ortiz on Saturday killed a police officer during a hostage situation at UPMC Memorial Hospital in York ...

Pieced together through 911 dispatches and other sources, here's how everyday heroes responded to a hostage situation and killing of a police officer.

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

An officer was killed and multiple people were injured in a shooting reported at UPMC Memorial Hospital in York County, ...

There's a spotlight on the safety of U.S. healthcare workers and the challenge of protecting them. It comes on the heels of a ...