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

Diogenes Archangel-Ortiz on Saturday killed a police officer during a hostage situation at UPMC Memorial Hospital in York ...

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

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

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

Authorities described the shooting of a gunman who opened fire at a Pennsylvania hospital as “absolutely justified, beyond ...

The shooting at UPMC Memorial Hospital Saturday left one police officer and the gunman dead and several staff members and law ...

Officials have released a mugshot of the gunman involved in the UPMC Memorial Hospital shooting that killed a West York police officer. The shooter, identified as Diogenes Archangel-Ortiz, entered the ...

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

Police in Pennsylvania say that a gunman and a police officer were killed after shots were fired at a hospital in York County Saturday morning.

Authorities say a shooter entered UPMC Memorial Hospital's ICU and took staff members hostage before he was killed by police ...

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 ...