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.

Jessica Breighner, right, with her husband, Jason Huff. Breighner was one of the nurses taken hostage at UPMC Memorial on Feb ...

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

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 ...

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

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.

Tosha Trostle, a nurse injured during the mass shooting attack at UPMC Memorial on Feb. 22, took to Facebook to share her personal account of what happened that ...

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.

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.