A gunman took hostages inside a Pennsylvania hospital, fatally shooting a police officer before he was killed by police, ...

Investigators were still piecing together what happened a day after a man armed with a pistol and carrying zip ties entered a ...

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

A convicted felon allegedly "executed" two Virginia police officers at point-blank range as they were already lying on the ...

Anguish and anger at the very recent loss of a loved one apparently spurred on the man who would target the intensive care ...

A police pursuit stemming from an officer-involved shooting n led to road closures, a Walmart evacuation, and a large law ...