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

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

The gunman who opened fire inside Pennsylvania’s UPMC Memorial Hospital faced the death of a loved one who’d been in the ICU ...

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

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 ...

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

The suspect who killed a police officer from Oakland and injured five others at a Pennsylvania hospital was removed by ...

By WGAL News Staff Click here for updates on this story YORK, Pennsylvania (WGAL) -- Lester Mendoza, a physician assistant at UPMC ...

The gunman who held intensive care unit staff hostage at UPMC Memorial Hospital in Pennsylvania before killing a police ...

"Lester Mendoza, a physician assistant at UPMC Memorial Hospital in York, shared on social media that he spoke to Archangel-Ortiz earlier in the week, informing him that a loved one had died.

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