Investigators are trying to determine why an armed man targeted a hospital in the US state of Pennsylvania, killing one officer and injuring several medical staffers. Bearing a pistol, the armed man ...

A man armed with a pistol and carrying zip ties entered a Pennsylvania hospital’s intensive care unit Saturday and took staff ...

A mass shooting at UPMC Memorial Center has left the gunman and a police officer killed and multiple hospital staff injured.

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

Two former Ocean City police officers were killed in separate shootings over the weekend, one in Virginia and another in ...

An officer was killed, and six others were injured after a man armed with a pistol and zip ties entered into a Pennsylvania ...

Bearing a pistol, the armed man entered the UPMC Memorial Hospital intensive care unit (ICU) on Saturday and took staff hostage prior to his death, with officials still unsure of the reason for the ...

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

A gunman who held medical staff hostage before killing a police officer and wounding five others at a hospital in south-central Pennsylvania Saturday is believed to have visited the facility in the ...