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 ...

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

A physician assistant from the UPMC hospital in York County said he had to tell the shooter his loved one passed away in the ...

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

The man who authorities say entered a Pennsylvania hospital with zip ties and a pistol over the weekend had recent contact ...

A police officer was killed Saturday after responding to a shooting at UPMC Memorial Hospital just outside of Harrisburg, ...

A funeral service will be held later this week for a Pennsylvania police officer who was killed last weekend while responding ...

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

Authorities said the suspect held hospital workers hostage, opened fire and shot people including a doctor, a nurse, a ...

UPMC says the situation is “fluid” after a shooting at a York County hospital Saturday left at least one person dead. The ...

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