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 hospital official says a gunman has been killed after shots were fired at a hospital in central Pennsylvania. The extent of ...

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

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

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