| http://www.w3.org/ns/prov#value | - When going to private residences, for example, they are told to be alert for a person who is hostile, uncooperative or expressing hate or discontent with the United States; unusual chemicals or other materials that seem out of place; ammunition, firearms or weapons boxes; surveillance equipment; still and video cameras; night-vision goggles; maps, photos, blueprints; police manuals, training manua
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