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

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

The media relations team with the hospital did not answer direct questions about safety and security, but some employees have spoken out about what they have noticed.

Diogenes Archangel-Ortiz was removed from the hospital by security the previous night following a diagnosis that there was no ...

Investigators are continuing to piece together the sequence of events at UPMC Memorial Hospital that led to the deaths of a West York Borough police officer and the 49-year-old who held ICU staff ...

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

The stories of two nurses who survived a gunman's attack on an intensive care unit in a York, Pennsylvania, hospital are ...

Diogenes Archangel-Ortiz pushed the nurse to the floor, stood on her back and fired his gun until it ran out of ammunition, ...

Diogenes Archangel-Ortiz was killed by police as he held a zip-tied UPMC staff member at gunpoint Saturday morning.

On Saturday, when a gunman walked into UPMC Memorial Hospital in West Manchester Township armed with a semiautomatic gun, he ...

A son is honoring his hero: his mom, Jessica Breighner. She is a UPMC Memorial ICU nurse who was used as a 'human shield' during Saturday's mass shooting.