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.

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

A man who took hostages in a Pennsylvania hospital during a shooting that killed a police officer and wounded five other ...

Police have released photos of the person believed to have fired shots on the campus of Thaddeus Stevens College of ...

Investigators are trying to determine why a man targeted a Pennsylvania hospital, taking workers inside the intensive care ...

Ortiz, who on Saturday killed a West York police officer during a hostage situation at UPMC Memorial Hospital, battled ...

Days before a hostage situation turned deadly, a physician assistant says he spoke to the man who killed a police officer and wounded staff at a Pennsylvania hospital and told him his loved one had ...

A shooting at UPMC Memorial Hospital Feb. 22 in York, Pa., left the suspected gunman and a police officer dead and injured ...