Ortiz, 49, was shot and killed by police after holding staff hostage at UPMC Memorial Hospital. Here's what we know about him ...

On Tuesday, York County Regional Police Department released a mugshot photo of Archangel-Ortiz from 2016, when he was cited ...

Pennsylvania State Police continue to investigate the shooting with hostages at UPMC Memorial Hospital, a spokesman said.

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

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

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

Lester Mendoza, who specializes in pulmonary critical care, was present when the perpetrator was informed about his loved one ...

Staff at UPMC have confirmed to PennLive that the UPMC Memorial Hospital in West Manchester Township, cite of a mass shooting ...

A nurse's family is speaking out after tragedy unfolded on Feb. 22 inside the UPMC Memorial Hospital.READ MORE |Gunman dead ...

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

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