A police chief says the last act of an officer who was shot and killed while responding to an attack inside a Pennsylvania ...

The social media post is among several that provide details of the horror that visited the hospital’s ICU Saturday morning ...

A nurse wrote that she was held against the attacker as a shield at gunpoint, arms zip-tied behind her back, as they walked through a doorway and encountered responding police officers.

This story was updated Wednesday, Feb. 27 at 1 p.m. ET. The initial story published Sunday, Feb. 23. | A man armed with a handgun entered UPMC Memorial Hospital Saturday morning and took several ...

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

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

News 8 learned more about the man who shot three people at a hospital in York County and held employees hostage. Diogenes ...

Diogenes Archangel-Ortiz was killed by police after he shot people at UPMC Memorial Hospital and held workers hostage.

Authorities are investigating a Feb. 22 shooting at UPMC Memorial Hospital in York, Pa., that left a police officer dead after a gunman took hostages, media outlets reported. The gunman later was ...

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

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 ...