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

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

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

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

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

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 ...

A gunman and a responding officer were killed after shots were fired Saturday at a hospital in central Pennsylvania.

A gunman and a responding officer were killed after shots were fired Saturday at a hospital in central Pennsylvania.

Four people are hospitalized and a gunman is dead after a shooting at the UPMC Hospital in York Saturday morning, according ...

A petition is hoping to inspire stricter security policies at UPMC hospitals after a gunman took hospital staff hostage in a ...

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

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