#VIDEO: A man armed with a knife attacks passersby in Denmark and is cut down by them.

#OMG: Moment veteran takes down a knife-wielding man in SC Walmart

#VIDEO: Arizona authorities shoot suspect who pointed gun to police dog's head

#VIDEO: Train smashes into cop car on tracks with suspect in back seat

Police shoot woman in Paris who allegedly threatened to blow up subway while shouting "Allah Akbar."

Man attacks judge in midst of trial in Nevada, injures bailiff

#OMG: Homeowner Shoots at Home Invasion Suspects: Cops

Jw

Man stabs imam in mosque

#VIDEO: woman recorded the moment she was killed after being shot by her boyfriend (Brazil)