Following a deadly shooting at UPMC Memorial Hospital, Lester Mendoza, PA-C, recalled his encounter with the assailant days ...

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

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

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

A gunman, armed with a handgun and carrying zip ties, went inside UPMC's ICU, and took staffers hostage before he was ...

Workers at a Pennsylvania hospital who were injured during a shooting that left the gunman and a police officer dead are ...

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

A gunman was killed after shots were fired at UPMC Memorial Hospital in York County, Pennsylvania, on Saturday, hospital ...

The suspect, Diogenes Archangel Ortiz, entered the hospital with handgun and zip ties Saturday morning and took several staff ...

A nurse wrote that she was held against the attacker as a shield at gunpoint, arms zip-tied behind her back, as they walked through a doorway and encountered responding police officers.