Police said their investigation suggests "he may have been suffering a mental health crisis" and had no previous contact with the force.

The Browning Automatic Rifle is often criticized for its M1918A2 configuration used throughout World War II, but what did the troops who fought with it and alongside it really think? Here are the ...

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AR-15s are semi-automatic rifles, and the "AR" stands for Armalite rifle, referencing the company that developed the firearms in the 1950s, according to the Firearm Industry Trade Association.