Authorities said Diogenes Archangel-Ortiz, 49, brought a gun and zip ties to the intensive care unit before ... and had a degree in criminal justice and police science from California University of ...

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 ...

In a letter to all hospital employees, UPMC President and CEO Leslie C. Davis said, "Across all UPMC hospitals our armed ...

Coloradans are honoring a former Denver police officer who was killed in the line of duty during a hostage situation at a Pennsylvania hospital.

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