A convicted felon allegedly "executed" two Virginia police officers at point-blank range following a weekend traffic stop, ...

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

A gunman who held medical staff hostage before killing a police officer and wounding five others at a hospital in ...

The unease growing inside Nancy Duarte Matarese on Saturday quickly blossomed into full-on dread as she found herself being ...

The Denver Police Department is mourning the loss of a former DPD officer killed in a shootout with a gunman in Pennsylvania ...

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

Police officer killed, gunman dead in hospital shootout after armed suspect took ICU staff hostage, leaving five others ...

A 49-year-old gunman was shot and killed by police after they said he held multiple UPMC staff members hostage and shot ...

A Pennsylvania police officer was killed and multiple people were injured after a gunman opened fire during what authorities ...

The shooter has been identified as Diogenes Archangel Ortiz. He allegedly entered the hospital with a handgun and zip ties.

Cops encountered Archangel-Ortiz holding a female staffer at gunpoint with her hands bound, officials said. The officers ...