Coloradans are honoring a former Denver police officer who was killed in the line of duty during a hostage situation at a ...

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

A funeral service will be held later this week for a Pennsylvania police officer shot and killed while responding to a ...

A 21-year-old suspect allegedly planned an attack on police "similar to the 2016 Dallas ambush," the FBI's Houston office ...

The gunman who held intensive care unit staff hostage at UPMC Memorial Hospital in Pennsylvania before killing a police ...