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

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, ...

Ortiz, 49, killed a cop and injured five others when he stormed the UPMC Memorial Hospital in York, Penn. on Saturday morning ...

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

I truly did not see a monster. He was simply broken,” a UPMC Memorial physician assistant said of Diogenes Archangel-Ortiz.

A physician’s assistant at UPMC Memorial Hospital claims he delivered devastating news to Diogenes Archangel-Ortiz in the ...

Nearly a decade before Diogenes Archangel-Ortiz held UPMC Memorial Hospital ICU staff at gunpoint, the 49-year-old man was the subject of a protection from abuse filing in a domestic dispute.

Ortiz, 49, was removed from the hospital by security the previous night after becoming irate and emotionally overwrought ...

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 ...

West York Patrolman Andrew Duarte was shot on Saturday at UPMC Memorial Hospital in York. Authorities say the gunman had shot ...